Quotes About Reasoning

Never reason from what you do not know. If you do, you will soon believe what is utterly against reason.

Throw away the Tarot deck and ignore the astrology column.

Uncertainty is a key aspect of human reasoning. Without uncertainty, we would never doubt ourselves or our decisions. We would be certain that we're right all the time. It's this certainty that can make an AI's ability to learn turn brittle over time. But if an AI is uncertain and capable of doubt, it can begin to judge itself, to question whether an action or decision will have the consequence it desires and test it more thoroughly.

Similarly, when Mr Quest complained about the international ring of Jews who controlled the world (which he had taken to doing lately, after reading some pamphlet sent to him through the post), Martha argued against him, in the most reasonable and logical manner; for one does not learn so young that against some things reason is powerless. And when Mrs Quest said that all the kaffirs were dirty and lazy and inherently stupid, she defended them.

My dear child, you can give it a long name if you like, but I'm an old-fashioned woman and I call it mother-wit, and it's so rare for a man to have it that if he does you write a book about him and call him Sherlock Holmes.

the practical utility of Formal Logic to-day lies not so much in the establishment of positive conclusions as in the prompt detection and exposure of invalid inference.

This was a syllogistic monstrosity even worse than the last, thought Wimsey. A man who could reason like that could not reason at all. He constructed a new syllogism for himself. The man who committed this murder was not a fool. Weldon is a fool. Therefore Weldon did not commit this murder. That appeared to be sound, so far as it went.

Mr Weldon grappled for some moments with this surprising piece of logic, but failed to detect either the petitio eleuchi, the undistributed middle or the inaccurate major premiss which is contrived to combine.

Anything that thinks logically can be fooled by something else that thinks at least as logically as it does.

Sherlock Holmes observed that once you have eliminated the impossible, then whatever remains, however improbable, must be the answer. I, however, do not like to eliminate the impossible.

What was the Sherlock Holmes principle? 'Once you have discounted the impossible, then whatever remains, however improbable, must be the truth.' " "I reject that entirely," said Dirk sharply. "The impossible often has a kind of integrity to it which the merely improbable lacks.

Maximegalon to try to reason with the lead singer who had locked himself in the bathroom with a bottle of pills and was refusing to come out till it could be proved conclusively to him that he wasn't a fish.

thinking is not really something they are cut out for.

Otostopçunun Galaksi Rehberi her uygarl???n üç aÅŸamadan geçtiÄŸini söyler: Hayatta Kalma, Sorgulama ve Ä°ncelikli DüÅŸünme, bir baÅŸka deyiÅŸle Nas?l, Neden ve Nerede aÅŸamalar?. Rehber ÅŸöyle der: 'Ä°lk aÅŸama Nas?l Yiyebiliriz? sorusuyla, ikinci aÅŸama Neden Yiyoruz sorusuyla, üçüncü aÅŸamaysa ÖÄŸle YemeÄŸini Nerede Yiyelim? sorusuyla tan?mlanmaktad?r.

Mant?k belki iyi bir ÅŸeydi, ama evrim sürecinin de keÅŸfettiÄŸi gibi birtak?m sak?ncalar?n?n olduÄŸu da bir gerçekti. Mant?kl? düÅŸünebilen herhangi bir ÅŸeyin en az kendisi kadar mant?kl? düÅŸünebilen bir baÅŸka ÅŸey taraf?ndan kolayca aldat?labilmesi mümkündü.

She went crazy with a calm face, justifiably so.

Sherlock Holmes used the process of induction—not deduction.

Intuition, Pendergast knew, was the end result of the most sophisticated kind of reasoning.

Holmesian philosophy more apt: 'When you have eliminated the impossible, whatever remains, however improbable, must be the truth.

You should employ your little grey cells

If the little grey cells are not exercised, they grow the rust.

To say a man does mad things because he is mad is merely unintelligent and stupid. A madman is as logical and reasoned in his action as a sane man--given his peculiar biased point of view. For example, if a man insists on going out and squatting about in nothing but a loin cloth his conduct seems eccentric in the extreme. But once you know that the man himself is firmly convinced that he is Mahatma Gandhi, then his conduct becomes perfectly reasonable and logical.

Iris was too languid and too used to Mrs. Drake's discursive style to inquire why the mention of Dr. Gaskell should have reminded her aunt of the local grocer, though had she done so, she would have received the immediate response: "Because the grocer's name is Cranford, my dear." Aunt Lucilla's reasoning was always crystal clear to herself.

as long as Mary can't cook and has those awful manners—well, we're safe, nobody else would have her." I perceived that my wife's methods of housekeeping were not so entirely haphazard as I had imagined. A certain amount of reasoning underlay them. Whether it was worthwhile having a maid at the price of her not being able to cook, and having a habit of throwing dishes and remarks at one with the same disconcerting abruptness, was a debatable matter.