logic quotes

Historiesmakemenwise; poets, witty; themathematics, subtle; natural philosophy, deep; moral, grave; logic and rhetoric, able to contend.

- Francis,Viscount St Albans Bacon
  Essays, no.50,'Of Studies'.

'Contrariwise,'continued Tweedledee,'if it was so, it might be; and if it were so, it would be: but as it isn't it ain't. That's logic.'

-Dodgson
Through the Looking-Glass, ch.4,'Tweedledum and Tweedledee'.

Aconspiracy iseverything thatordinary lifeisnot.It'sthe inside game, cold, sure, undistracted, forever closed off to us.We are the flawed ones, the innocents, trying to make some rough sense of the daily jostle.Conspirators have a logic and a daring beyond our reach.

- Don DeLillo
  Libra, pt.2,'In Dallas'.

Crime is common. Logic is rare. Therefore it is upon the logic rather than upon the crime that you should dwell.

- SirArthur Conan Doyle
  The Adventures of Sherlock Holmes,'The Copper Beeches'.

Le colonialisme ne se satisfait pas d'enserrer le peuple dans ses mailles, de vider le cerveau colonise   de toute forme et de tout contenu. Par une sorte de perversion de la logique, il s'oriente vers le passe   du peuple opprime  , le distort, le de  figure, l'ane  antit. Colonialismisnot satisfiedmerely with holding a people in its grip and emptying the native's brain of all form and content. Bya kind of perverted logic, it turns to the past of the oppressed people, and distorts, disfigures and destroys it.

- Frantz Omar Fanon
Les Damne  s de la terre ( The Wretched of the Earth, translated by Constance Farrington,1965), ch.4,'On National Culture'.

To write music is to raise a ladder without a wall to lean it against. There is no scaffolding: the building under construction is held in balance only by the miracle of a kind of internal logic, an innate sense of proportion.

- Arthur Honegger
I Am a Composer.

Is, to dispute well, logic's chiefest end? Affords this art no greater miracle?

- Christopher Marlowe
c.1592  Doctor Faustus (published1604), act1, sc.1.

Logic doesn't apply to the real world. Mishima

- Marvin Lee Minsky
  In Douglas R Hofstadter and Daniel C Dennett (eds)  The Mind's I: fantasies and reflections on self and soul.

Countless works in the social sciences reveal the inability of their authors to bear in mind the crucial difference between what may properly be called the logic of discovery and the logic of demonstration. The second isproperlysubjectto rules and prescriptions; the first isn't.

- Robert Nisbet
  Sociology as an  Art Form, introduction.

Her logic was a combination of half-truths and cliche  s, her worldviewa compound of misconceptions deriving from a history of our nation as written from the perspective of a subway tunnel.

-John Kennedy Toole
A Confederacy of Dunces (published1980), ch.5, pt.3.