Perfect is the enemy of good is an

aphorism An aphorism (from Greek ἀφορισμός: ''aphorismos'', denoting 'delimitation', 'distinction', and 'definition') is a concise, terse, laconic, or memorable expression of a general truth or principle. Aphorisms are often handed down by tra ...

that means insistence on perfection often prevents implementation of good improvements. Achieving absolute

perfection Perfection is a state, variously, of completeness, flawlessness, or supreme excellence. The terminology, term is used to designate a range of diverse, if often kindred, concepts. These have historically been addressed in a number of discre ...

may be impossible; one should not let the struggle for perfection stand in the way of appreciating or executing on something that is imperfect but still of value.

Origin

In the English-speaking world the aphorism is commonly attributed to

Voltaire François-Marie Arouet (; 21 November 169430 May 1778), known by his ''Pen name, nom de plume'' Voltaire (, ; ), was a French Age of Enlightenment, Enlightenment writer, philosopher (''philosophe''), satirist, and historian. Famous for his wit ...

, who quoted an Italian

proverb A proverb (from ) or an adage is a simple, traditional saying that expresses a perceived truth based on common sense or experience. Proverbs are often metaphorical and are an example of formulaic speech, formulaic language. A proverbial phrase ...

in his ' in 1770: "". It subsequently appeared in his

moral A moral (from Latin ''morālis'') is a message that is conveyed or a lesson to be learned from a story or event. The moral may be left to the hearer, reader, or viewer to determine for themselves, or may be explicitly encapsulated in a maxim. ...

poem, , which starts: Previously, around 1726, in his ,

Montesquieu Charles Louis de Secondat, baron de La Brède et de Montesquieu (18 January 168910 February 1755), generally referred to as simply Montesquieu, was a French judge, man of letters, historian, and political philosopher. He is the principal so ...

wrote "" ('The best is the mortal enemy of the good').

Antecedents

Aristotle Aristotle (; 384–322 BC) was an Ancient Greek philosophy, Ancient Greek philosopher and polymath. His writings cover a broad range of subjects spanning the natural sciences, philosophy, linguistics, economics, politics, psychology, a ...

and other classical philosophers propounded the principle of the golden mean which counsels against

extremism Extremism is "the quality or state of being extreme" or "the advocacy of extreme measures or views". The term is primarily used in a political or religious sense to refer to an ideology that is considered (by the speaker or by some implied sha ...

in general. Its sense in English literature can be traced back to

Shakespeare William Shakespeare ( 23 April 1564 – 23 April 1616) was an English playwright, poet and actor. He is widely regarded as the greatest writer in the English language and the world's pre-eminent dramatist. He is often called England's natio ...

. In his tragedy ''

King Lear ''The Tragedy of King Lear'', often shortened to ''King Lear'', is a Shakespearean tragedy, tragedy written by William Shakespeare. It is loosely based on the mythological Leir of Britain. King Lear, in preparation for his old age, divides his ...

'' (1606), the

Duke of Albany Duke of Albany is a peerage title that has occasionally been bestowed on younger sons in the Scotland, Scottish and later the British royal family, particularly in the Houses of House of Stuart, Stuart and House of Hanover, Hanover. History ...

warns of "striving to better, oft we mar what's well" and in Sonnet 103:

Variations

The 1893 ''Dictionary of Quotations from Ancient and Modern, English and Foreign Sources'' lists a similar proverb, which it claims is of Chinese provenance: "Better a

diamond Diamond is a Allotropes of carbon, solid form of the element carbon with its atoms arranged in a crystal structure called diamond cubic. Diamond is tasteless, odourless, strong, brittle solid, colourless in pure form, a poor conductor of e ...

with a flaw than a pebble without one". More recent applications include

Robert Watson-Watt Sir Robert Alexander Watson-Watt (13 April 1892 – 5 December 1973) was a Scottish radio engineer and pioneer of radio direction finding and radar technology. Watt began his career in radio physics with a job at the Met Office, where he be ...

propounding a "cult of the imperfect", which he stated as "Give them the third best to go on with; the second best comes too late, the best never comes"; economist

George Stigler George Joseph Stigler (; January 17, 1911 – December 1, 1991) was an American economist. He was the 1982 laureate in Nobel Memorial Prize in Economic Sciences and is considered a key leader of the Chicago school of economics. Early life and e ...

's assertion that "If you never miss a plane, you're spending too much time at the airport"; and, in the field of computer program optimization,

Donald Knuth Donald Ervin Knuth ( ; born January 10, 1938) is an American computer scientist and mathematician. He is a professor emeritus at Stanford University. He is the 1974 recipient of the ACM Turing Award, informally considered the Nobel Prize of comp ...

's statement that "Premature optimization is the root of all evil". In marketing, the concept of "quality creep" is also recognised as counterproductive.

Origin

Antecedents

Variations

See also

References

Further reading