2 2=5 (song)
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2 + 2 = 5 or two plus two equals five is a mathematical
falsehood A false statement, also known as a falsehood, falsity, misstatement or untruth, is a statement that is false or does not align with reality. This concept spans various fields, including communication, law, linguistics, and philosophy. It is consid ...
which is used as an example of a simple logical error that is obvious to anyone familiar with basic
arithmetic Arithmetic is an elementary branch of mathematics that deals with numerical operations like addition, subtraction, multiplication, and division. In a wider sense, it also includes exponentiation, extraction of roots, and taking logarithms. ...
. The phrase has been used in various contexts since 1728, and is best known from the 1949
dystopia A dystopia (lit. "bad place") is an imagined world or society in which people lead wretched, dehumanized, fearful lives. It is an imagined place (possibly state) in which everything is unpleasant or bad, typically a totalitarian or environmen ...
n novel ''
Nineteen Eighty-Four ''Nineteen Eighty-Four'' (also published as ''1984'') is a dystopian novel and cautionary tale by the English writer George Orwell. It was published on 8 June 1949 by Secker & Warburg as Orwell's ninth and final completed book. Thematically ...
'' by
George Orwell Eric Arthur Blair (25 June 1903 – 21 January 1950) was an English novelist, poet, essayist, journalist, and critic who wrote under the pen name of George Orwell. His work is characterised by lucid prose, social criticism, opposition to a ...
. As a theme and as a subject in the arts, the
anti-intellectual Anti-intellectualism is hostility to and mistrust of intellect, intellectuals, and intellectualism, commonly expressed as deprecation of education and philosophy and the dismissal of art, literature, history, and science as impractical, politica ...
slogan 2 + 2 = 5 pre-dates Orwell and has produced literature, such as ''Deux et deux font cinq'' (''Two and Two Make Five''), written in 1895 by
Alphonse Allais Alphonse Allais (20 October 1854 in Honfleur – 28 October 1905 in Paris) was a French writer, journalist and humorist. He was also the editor of the '' Chat Noir,'' a satirical magazine. Life From 1879, Alphonse Allais attended the ″Hydrop ...
, which is a collection of absurdist short stories; and the 1920
imagist Imagism was a movement in early-20th-century poetry that favored precision of imagery and clear, sharp language. It is considered to be the first organized literary modernism, modernist literary movement in the English language. Imagism has bee ...
art manifesto ''2 × 2 = 5'' by the poet Vadim Shershenevich.


Self-evident truth and self-evident falsehood

In establishing the mundane reality of the self-evident truth of 2 + 2 = 4, in ''De Neutralibus et Mediis Libellus'' (1652)
Johann Wigand Johann Wigand (Latin: Jo(h)annes Wigandus; c. 1523 – 21 October 1587) was a German Lutheran cleric, Protestant reformer and theologian. He served as Bishop of Pomesania. Johann Wigand was born at Mansfeld in Saxony-Anhalt, Germany. He was ...
said: "That twice two are four; a man may not lawfully make a doubt of it, because that manner of knowledge is grauen
raven A raven is any of several large-bodied passerine bird species in the genus '' Corvus''. These species do not form a single taxonomic group within the genus. There is no consistent distinction between crows and ravens; the two names are assigne ...
into mannes an'snature." In the comedy-of-manners play '' Dom Juan, or The Feast with the Statue'' (1665), by
Molière Jean-Baptiste Poquelin (; 15 January 1622 (baptised) – 17 February 1673), known by his stage name Molière (, ; ), was a French playwright, actor, and poet, widely regarded as one of the great writers in the French language and world liter ...
, the
libertine A libertine is a person questioning and challenging most moral principles, such as responsibility or Human sexual activity, sexual restraints, and will often declare these traits as unnecessary, undesirable or evil. A libertine is especially som ...
protagonist A protagonist () is the main character of a story. The protagonist makes key decisions that affect the plot, primarily influencing the story and propelling it forward, and is often the character who faces the most significant obstacles. If a ...
, Dom Juan, is asked in what
values In ethics and social sciences, value denotes the degree of importance of some thing or action, with the aim of determining which actions are best to do or what way is best to live ( normative ethics), or to describe the significance of different a ...
he believes, and answers that he believes "two plus two equals four". In the 18th century, the self-evident falsehood of 2 + 2 = 5 was attested in the ''
Cyclopædia, or an Universal Dictionary of Arts and Sciences ''Cyclopædia: or, an Universal Dictionary of Arts and Sciences'' is a British encyclopedia prepared by Ephraim Chambers and first published in 1728. Six more editions appeared between 1728 and 1751, and there was a ''Supplement'' in 1753. Th ...
'' (1728), by
Ephraim Chambers Ephraim Chambers ( – 15 May 1740) was an English writer and encyclopaedist, who is primarily known for producing the '' Cyclopaedia, or an Universal Dictionary of Arts and Sciences''. Chambers' ''Cyclopædia'' is known as the original source ...
: "Thus, a Proposition would be ''absurd'', that should affirm, that two and two make five; or that should deny 'em to make four." In 1779,
Samuel Johnson Samuel Johnson ( – 13 December 1784), often called Dr Johnson, was an English writer who made lasting contributions as a poet, playwright, essayist, moralist, literary critic, sermonist, biographer, editor, and lexicographer. The ''Oxford ...
likewise said that "You may have a reason why two and two should make five, but they will still make but four." In the 19th century, in a personal letter to his future wife, Anabella Milbanke,
Lord Byron George Gordon Byron, 6th Baron Byron (22 January 1788 – 19 April 1824) was an English poet. He is one of the major figures of the Romantic movement, and is regarded as being among the greatest poets of the United Kingdom. Among his best-kno ...
said: "I know that two and two make four—& should be glad to prove it, too, if I could—though I must say if, by any sort of process, I could convert 2 & 2 into ''five'', it would give me much greater pleasure." In
Gilbert and Sullivan Gilbert and Sullivan refers to the Victorian-era theatrical partnership of the dramatist W. S. Gilbert (1836–1911) and the composer Arthur Sullivan (1842–1900) and to the works they jointly created. The two men collaborated on fourteen com ...
's ''
Princess Ida ''Princess Ida; or, Castle Adamant'' is a comic opera with music by Arthur Sullivan and a libretto by W. S. Gilbert. It was their eighth operatic collaboration of fourteen; the next was ''The Mikado''. ''Princess Ida'' opened at the Savoy Thea ...
'' (1884), the Princess comments that "The narrow-minded pedant still believes/That two and two make four! Why, we can prove,/We women—household drudges as we are –/That two and two make five—or three—or seven;/Or five-and-twenty, if the case demands!"


Politics, literature, propaganda


France

In the late 18th century, in the pamphlet ''
What is the Third Estate? ''Qu'est-ce que le Tiers-État?'' () is an influential political pamphlet published in January 1789, shortly before the outbreak of the French Revolution, by the French writer and clergyman Abbé Emmanuel Joseph Sieyès (1748–1836). Written ...
'' (1789), about the legalistic denial of political rights to the common-folk majority of France, Emmanuel-Joseph Sieyès, said: "Consequently, if it be claimed that, under the French constitution, 200,000 individuals, out of 26 million citizens, constitute two-thirds of the common will, only one comment is possible: It is a claim that two and two make five." Using the illogic of "two and two make five", Sieyès mocked the
demagoguery A demagogue (; ; ), or rabble-rouser, is a political leader in a democracy who gains popularity by arousing the common people against elites, especially through oratory that whips up the passions of crowds, Appeal to emotion, appealing to emo ...
of the Estates-General for assigning disproportionate voting power to the political minorities of France—the
Clergy Clergy are formal leaders within established religions. Their roles and functions vary in different religious traditions, but usually involve presiding over specific rituals and teaching their religion's doctrines and practices. Some of the ter ...
(First Estate) and the
French nobility The French nobility () was an Aristocracy, aristocratic social class in France from the France in the Middle Ages, Middle Ages until its abolition on 23 June 1790 during the French Revolution. From 1808 to 1815 during the First French Empire, ...
(Second Estate)—in relation to the
Third Estate The estates of the realm, or three estates, were the broad orders of social hierarchy used in Christendom (Christian Europe) from the Middle Ages to early modern Europe. Different systems for dividing society members into estates developed and ...
, the numeric and political majority of the citizens of France. In the 19th century, in the novel '' Séraphîta'' (1834), about the nature of
androgyny Androgyny is the possession of both masculine and feminine characteristics. Androgyny may be expressed with regard to Sex, biological sex or gender expression. When ''androgyny'' refers to mixed biological sex characteristics in humans, it oft ...
,
Honoré de Balzac Honoré de Balzac ( , more commonly ; ; born Honoré Balzac; 20 May 1799 – 18 August 1850) was a French novelist and playwright. The novel sequence ''La Comédie humaine'', which presents a panorama of post-Napoleonic French life, is ...
said: In the pamphlet " Napoléon le Petit" (1852), about the limitations of the
Second French Empire The Second French Empire, officially the French Empire, was the government of France from 1852 to 1870. It was established on 2 December 1852 by Louis-Napoléon Bonaparte, president of France under the French Second Republic, who proclaimed hi ...
(1852–1870), such as majority political support for the monarchist ''coup d'Ḗtat'', which installed
Napoleon III Napoleon III (Charles-Louis Napoléon Bonaparte; 20 April 18089 January 1873) was President of France from 1848 to 1852 and then Emperor of the French from 1852 until his deposition in 1870. He was the first president, second emperor, and last ...
(r. 1852–1870), and the French peoples' discarding from national politics the liberal values that informed the anti-monarchist Revolution,
Victor Hugo Victor-Marie Hugo, vicomte Hugo (; 26 February 1802 – 22 May 1885) was a French Romanticism, Romantic author, poet, essayist, playwright, journalist, human rights activist and politician. His most famous works are the novels ''The Hunchbac ...
said: "Now, get seven million, five hundred thousand votes to declare that two-and-two-make-five, that the straight line is the longest road, that the whole is less than its part; get it declared by eight millions, by ten millions, by a hundred millions of votes, you will not have advanced a step." In ''The Plague'' (1947), French philosopher
Albert Camus Albert Camus ( ; ; 7 November 1913 – 4 January 1960) was a French philosopher, author, dramatist, journalist, world federalist, and political activist. He was the recipient of the 1957 Nobel Prize in Literature at the age of 44, the s ...
declared that times came in history when those who dared to say that 2 + 2 = 4 rather than 2 + 2 = 5 were put to death.


Russia

In the late 19th century, the Russian press used the phrase 2 + 2 = 5 to describe the moral confusion of social decline at the turn of a century, because
political violence Political violence is violence which is perpetrated in order to achieve political goals. It can include violence which is used by a State (polity), state against other states (war), violence which is used by a state against civilians and non-st ...
characterised much of the
ideological An ideology is a set of beliefs or values attributed to a person or group of persons, especially those held for reasons that are not purely about belief in certain knowledge, in which "practical elements are as prominent as theoretical ones". Form ...
conflict among proponents of humanist
democracy Democracy (from , ''dēmos'' 'people' and ''kratos'' 'rule') is a form of government in which political power is vested in the people or the population of a state. Under a minimalist definition of democracy, rulers are elected through competitiv ...
and defenders of
tsarist autocracy Tsarist autocracy (), also called Tsarism, was an autocracy, a form of absolute monarchy in the Grand Duchy of Moscow and its successor states, the Tsardom of Russia and the Russian Empire. In it, the Tsar possessed in principle authority an ...
in Russia. In ''The Reaction in Germany'' (1842),
Mikhail Bakunin Mikhail Alexandrovich Bakunin. Sometimes anglicized to Michael Bakunin. ( ; – 1 July 1876) was a Russian revolutionary anarchist. He is among the most influential figures of anarchism and a major figure in the revolutionary socialist, s ...
said that the political compromises of the French Positivists, at the start of the
July Revolution The French Revolution of 1830, also known as the July Revolution (), Second French Revolution, or ("Three Glorious ays), was a second French Revolution after French Revolution, the first of 1789–99. It led to the overthrow of King Cha ...
(1830), confirmed their middle-of-the-road mediocrity: "The Left says, 2 times 2 are 4; the Right, 2 times 2 are 6; and the Juste-milieu says, 2 times 2 are 5". In ''
Notes from Underground ''Notes from Underground'' ( pre-reform Russian: ; post-reform Russian: ; also translated as ''Notes from the Underground'' or ''Letters from the Underworld'') is a novella by Fyodor Dostoevsky first published in the journal ''Epoch'' in 1864. ...
'' (1864), by
Feodor Dostoevsky Fyodor Mikhailovich Dostoevsky. () was a Russian novelist, short story writer, essayist and journalist. He is regarded as one of the greatest novelists in both Russian and world literature, and many of his works are considered highly influenti ...
, the anonymous protagonist accepts the falsehood of "two plus two equals five", and considers the implications (
ontological Ontology is the philosophical study of being. It is traditionally understood as the subdiscipline of metaphysics focused on the most general features of reality. As one of the most fundamental concepts, being encompasses all of reality and every ...
and
epistemological Epistemology is the branch of philosophy that examines the nature, origin, and limits of knowledge. Also called "the theory of knowledge", it explores different types of knowledge, such as propositional knowledge about facts, practical knowled ...
) of rejecting the truth of "two times two makes four", and proposed that the
intellectualism Intellectualism is the mental perspective that emphasizes the use, development, and exercise of the intellect, and is identified with the life of the mind of the intellectual. (Definition) In the field of philosophy, the term ''intellectualism'' in ...
of
free will Free will is generally understood as the capacity or ability of people to (a) choice, choose between different possible courses of Action (philosophy), action, (b) exercise control over their actions in a way that is necessary for moral respon ...
—Man's inherent capability to choose or to reject logic and illogic—is the
cognitive ability Cognitive skills are skills of the mind, as opposed to other types of skills such as motor skills, social skills or life skills. Some examples of cognitive skills are literacy, self-reflection, logical reasoning, abstract thinking, critical th ...
that makes humanity human: "I admit that twice two makes four is an excellent thing, but, if we are to give everything its due, twice two makes five is sometimes a very charming thing, too." In the literary vignette "Prayer" (1881),
Ivan Turgenev Ivan Sergeyevich Turgenev ( ; rus, links=no, Иван Сергеевич ТургеневIn Turgenev's day, his name was written ., p=ɪˈvan sʲɪrˈɡʲe(j)ɪvʲɪtɕ tʊrˈɡʲenʲɪf; – ) was a Russian novelist, short story writer, poe ...
said that: "Whatever a man prays for, he prays for a miracle. Every prayer reduces itself to this: 'Great God, grant that twice two be not four'." In ''
God and the State ''God and the State'' (called by its author ''The Historical Sophisms of the Doctrinaire School of Communism'') is an unfinished manuscript by the Russian anarchist philosopher Mikhail Bakunin, published posthumously in 1882. The work criticise ...
'' (1882), Bakunin dismissed
deism Deism ( or ; derived from the Latin term '' deus'', meaning "god") is the philosophical position and rationalistic theology that generally rejects revelation as a source of divine knowledge and asserts that empirical reason and observation ...
: "Imagine a philosophical vinegar sauce of the most opposed systems, a mixture of
Fathers of the Church The Church Fathers, Early Church Fathers, Christian Fathers, or Fathers of the Church were ancient and influential Christian theologians and writers who established the intellectual and doctrinal foundations of Christianity. The historical per ...
, scholastic philosophers, Descartes and Pascal,
Kant Immanuel Kant (born Emanuel Kant; 22 April 1724 – 12 February 1804) was a German philosopher and one of the central Enlightenment thinkers. Born in Königsberg, Kant's comprehensive and systematic works in epistemology, metaphysics, et ...
and Scottish psychologists, all this a superstructure on the divine and innate ideas of
Plato Plato ( ; Greek language, Greek: , ; born  BC, died 348/347 BC) was an ancient Greek philosopher of the Classical Greece, Classical period who is considered a foundational thinker in Western philosophy and an innovator of the writte ...
, and covered up with a layer of
Hegelian Georg Wilhelm Friedrich Hegel (27 August 1770 – 14 November 1831) was a 19th-century German idealist. His influence extends across a wide range of topics from metaphysical issues in epistemology and ontology, to political philosophy and the ...
immanence, accompanied, of course, by an ignorance, as contemptuous as it is complete, of natural science, and proving, just as two times two make five, the existence of a personal god." Moreover, the slogan "two plus two equals five", is the title of the collection of absurdist short stories ''Deux et deux font cinq'' (''Two and Two Make Five'', 1895), by
Alphonse Allais Alphonse Allais (20 October 1854 in Honfleur – 28 October 1905 in Paris) was a French writer, journalist and humorist. He was also the editor of the '' Chat Noir,'' a satirical magazine. Life From 1879, Alphonse Allais attended the ″Hydrop ...
; and the title of the
imagist Imagism was a movement in early-20th-century poetry that favored precision of imagery and clear, sharp language. It is considered to be the first organized literary modernism, modernist literary movement in the English language. Imagism has bee ...
art manifesto ''2 x 2 = 5'' (1920), by the poet Vadim Shershenevich. In 1931, the artist supported Stalin's shortened production schedule for the economy of the Soviet Union with a propaganda poster that announced the "Arithmetic of an Alternative Plan: 2 + 2 plus the Enthusiasm of the Workers = 5" after Stalin's announcement, in 1930, that the
first five-year plan First five-year plan may refer to: * First five-year plan (China) * First Five-Year Plans (Pakistan) * First five-year plan (Soviet Union) The first five-year plan (, ) of the Union of Soviet Socialist Republics (USSR) was a list of economi ...
(1928–1933) instead would be completed in 1932, in four years' time.


George Orwell

In Orwell's ''
Nineteen Eighty-Four ''Nineteen Eighty-Four'' (also published as ''1984'') is a dystopian novel and cautionary tale by the English writer George Orwell. It was published on 8 June 1949 by Secker & Warburg as Orwell's ninth and final completed book. Thematically ...
'', it appears as a possible statement of
Ingsoc In George Orwell's 1949 dystopian novel ''Nineteen Eighty-Four'', the world is divided into three superstates: Oceania, Eurasia and Eastasia, which are all fighting each other in a perpetual war in a disputed area mostly located around the eq ...
(English Socialism). The Party (i.e. a
political party A political party is an organization that coordinates candidates to compete in a particular area's elections. It is common for the members of a party to hold similar ideas about politics, and parties may promote specific political ideology, ...
) slogan "War Is Peace, Freedom Is Slavery, Ignorance Is Strength" is a
dogma Dogma, in its broadest sense, is any belief held definitively and without the possibility of reform. It may be in the form of an official system of principles or doctrines of a religion, such as Judaism, Roman Catholicism, Protestantism, or Islam ...
which the Party expects the citizens of
Oceania Oceania ( , ) is a region, geographical region including Australasia, Melanesia, Micronesia, and Polynesia. Outside of the English-speaking world, Oceania is generally considered a continent, while Mainland Australia is regarded as its co ...
to accept as true. Writing in his secret diary in the year 1984, the protagonist Winston Smith ponders if the Inner Party might declare "two plus two equals five" as fact, as well as whether or not belief in such a
consensus reality Consensus reality refers to the generally agreed-upon version of reality within a community or society, shaped by shared experiences and understandings. This understanding arises from the inherent differences in individual perspectives or subjec ...
substantiates the lie. About the falsity of "two plus two equals five", in the Ministry of Love, the interrogator O'Brien tells the thought criminal Smith that control over physical reality is unimportant to the Party, provided the citizens of Oceania subordinate their real-world perceptions to the political will of the Party; and that, by way of
doublethink Doublethink is a process of indoctrination in which subjects are expected to simultaneously accept two conflicting beliefs as truth, often at odds with their own memory or sense of reality. Doublethink is related to, but differs from, hypocris ...
: "Sometimes, Winston. ometimes it is four fingers.Sometimes they are five. Sometimes they are three. Sometimes they are all of them at once".
George Orwell Eric Arthur Blair (25 June 1903 – 21 January 1950) was an English novelist, poet, essayist, journalist, and critic who wrote under the pen name of George Orwell. His work is characterised by lucid prose, social criticism, opposition to a ...
used the idea of 2 + 2 = 5 in an essay of January 1939 in ''
The Adelphi ''The Adelphi'' or ''New Adelphi'' was an English literary journal founded by John Middleton Murry and published between 1923 and 1955. The first issue appeared in June 1923, with issues published monthly thereafter. Between August 1927 and Se ...
''; "Review of ''Power: A New Social Analysis'' by
Bertrand Russell Bertrand Arthur William Russell, 3rd Earl Russell, (18 May 1872 – 2 February 1970) was a British philosopher, logician, mathematician, and public intellectual. He had influence on mathematics, logic, set theory, and various areas of analytic ...
": In propaganda work for the
BBC The British Broadcasting Corporation (BBC) is a British public service broadcaster headquartered at Broadcasting House in London, England. Originally established in 1922 as the British Broadcasting Company, it evolved into its current sta ...
(British Broadcasting Corporation) during the
Second World War World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...
(1939–1945), Orwell applied the illogic of 2 + 2 = 5 to counter the reality-denying psychology of
Nazi propaganda Propaganda was a tool of the Nazi Party in Germany from its earliest days to the end of the regime in May 1945 at the end of World War II. As the party gained power, the scope and efficacy of its propaganda grew and permeated an increasing amou ...
, which he addressed in the essay "Looking Back on the Spanish War" (1943), indicating that: In addressing Nazi
anti-intellectualism Anti-intellectualism is hostility to and mistrust of intellect, intellectuals, and intellectualism, commonly expressed as deprecation of education and philosophy and the dismissal of art, literature, history, and science as impractical, politica ...
, Orwell's reference might have been
Hermann Göring Hermann Wilhelm Göring (or Goering; ; 12 January 1893 – 15 October 1946) was a German Nazism, Nazi politician, aviator, military leader, and convicted war criminal. He was one of the most powerful figures in the Nazi Party, which gov ...
's hyperbolic praise of
Adolf Hitler Adolf Hitler (20 April 1889 – 30 April 1945) was an Austrian-born German politician who was the dictator of Nazi Germany from 1933 until Death of Adolf Hitler, his suicide in 1945. Adolf Hitler's rise to power, He rose to power as the lea ...
: "If the
Führer ( , spelled ''Fuehrer'' when the umlaut is unavailable) is a German word meaning "leader" or " guide". As a political title, it is strongly associated with Adolf Hitler, the dictator of Nazi Germany from 1933 to 1945. Hitler officially cal ...
wants it, two and two makes five!" In the political novel ''
Nineteen Eighty-Four ''Nineteen Eighty-Four'' (also published as ''1984'') is a dystopian novel and cautionary tale by the English writer George Orwell. It was published on 8 June 1949 by Secker & Warburg as Orwell's ninth and final completed book. Thematically ...
'' (1949), concerning the Party's philosophy of government for Oceania, Orwell said: The 1951 British edition of the text, published by
Secker & Warburg Harvill Secker is a British publishing company formed in 2005 from the merger of Secker & Warburg and the Harvill Press. History Secker & Warburg Secker & Warburg was formed in 1935 from a takeover of Martin Secker, which was in receivership, ...
, erroneously omitted the "5", thus rendering it simply as "2 + 2 =". This error, likely the result of a typesetting mistake, remained in all further editions of the text until the 1987 edition, whereafter a correction was made based on Orwell's original typescript. This misprint did not exist in the American editions of the text, with British students of the text in the meanwhile misinterpreting Orwell's original intentions.


Contemporary usage

In '' The Cult of the Amateur: How Today's Internet is Killing Our Culture'' (2007), the media critic
Andrew Keen Andrew Keen (born c. 1960Saracevic, Alan T. (15 October 2006)Debate 2.0 / Weighing the merits of the new Webocracy.''San Francisco Chronicle'' ("Age: 46")) is a British-American entrepreneur and author. He is particularly known for his view th ...
uses the slogan "two plus two equals five" to criticise the
Wikipedia Wikipedia is a free content, free Online content, online encyclopedia that is written and maintained by a community of volunteers, known as Wikipedians, through open collaboration and the wiki software MediaWiki. Founded by Jimmy Wales and La ...
policy allowing any user to edit the
encyclopedia An encyclopedia is a reference work or compendium providing summaries of knowledge, either general or special, in a particular field or discipline. Encyclopedias are divided into article (publishing), articles or entries that are arranged Alp ...
— that the enthusiasm of the amateur for
user generated content User-generated content (UGC), alternatively known as user-created content (UCC), emerged from the rise of web services which allow a system's users to create content, such as images, videos, audio, text, testimonials, and software (e.g. video ...
,
peer production Peer production (also known as mass collaboration) is a way of producing goods and services that relies on self-organizing communities of individuals. In such communities, the labor of many people is coordinated towards a shared outcome. Overview P ...
, and
Web 2.0 Web 2.0 (also known as participative (or participatory) web and social web) refers to websites that emphasize user-generated content, ease of use, participatory culture, and interoperability (i.e., compatibility with other products, systems, a ...
technology leads to an encyclopedia of
common knowledge Common knowledge is knowledge that is publicly known by everyone or nearly everyone, usually with reference to the community in which the knowledge is referenced. Common knowledge can be about a broad range of subjects, such as science, litera ...
, and not an encyclopedia of expert knowledge; that the "
wisdom of the crowd "Wisdom of the crowd" or "wisdom of the majority" expresses the notion that the collective opinion of a diverse and independent group of individuals (rather than that of a single expert) yields the best judgement. This concept, while not new to ...
" will distort what society considers to be the
truth Truth or verity is the Property (philosophy), property of being in accord with fact or reality.Merriam-Webster's Online Dictionarytruth, 2005 In everyday language, it is typically ascribed to things that aim to represent reality or otherwise cor ...
. In 2020, a
social media Social media are interactive technologies that facilitate the Content creation, creation, information exchange, sharing and news aggregator, aggregation of Content (media), content (such as ideas, interests, and other forms of expression) amongs ...
debate followed biostatistics PhD student Kareem Carr's statement, "If someone says 2+2=5, the correct response is, 'What are your definitions and axioms?' not a rant about the decline of Western civilization".


See also

* '' One Plus One Equals Three'' * 1=2 * Indiana pi bill


References


Further reading

* *


External links


"Two Plus Two Equals Red"
''Time'' Magazine, Monday, 30 Jun 1947 * Moore, Darcy (2020)
2+2=
Discusses the textual variation of the statement in Orwell's works {{DEFAULTSORT:2 2 5 Fictional elements introduced in 1949 Nineteen Eighty-Four Mind control Communication of falsehoods Addition Quotations from literature 1949 quotations Science fiction catchphrases Pseudomathematics