Quotes About Logic

Les choses les plus belles sont celles que souffle la folie et qu'écrit la raison. Il faut demeurer entre les deux, tout près de la folie quand on rêve, tout prêt de la raison quand on écrit.

Les choses les plus belles sont celles que souffle la folie et qu'écrit la raison. Il faut demeurer entre les deux, tout près de la folie quand on rêve, tout près de la raison quand on écrit.

Words are traitors, for language tends to impose more logic than there is logic in life, and that the most precious in us is that which remains unexpressed.

Two wrongs don't make a right, but don't three lefts make a right? Two wrongs don't make a right, but don't two negatives make a positive?

Reason cannot operate without imagination.

For him there had to be a reason for everything; it had to make sense – and to make one sense, not two.

The point of what Einstein had done did not lie in this or that experiment. It lay, as Alan saw, in the ability to doubt, to take ideas seriously, and to follow them to a logical if upsetting conclusion.

317 is a prime, not because we think so, or because our minds are shaped in one way rather than another, but because it is so, because mathematical reality is built that way.

When I get logical, and I don't trust my instincts - that's when I get in trouble.

religious beliefs are simply beyond the scope of rational discourse.

There is a price to be paid for changing my worldview, and that price is good evidence and good arguments. That's the coin of the realm. If you come to me with good evidence and good arguments, I am going to be swayed to the degree that you deliver the goods.

when we merely want to know how people behaved in the past, we dub our interests "historical" or "journalistic"; and when a person's commitment to evidence and logic grows dangerously thin or simply snaps under the burden of fear, wishful thinking, tribalism, or ecstasy, we recognize that he is being "religious.

In fact, atheism is a term that should not even exist. No one ever needs to identify himself as a non-astrologer or a non-alchemist.

Bertrand Russell

Life is the art of drawing sufficient conclusions from insufficient premises.

Prejudice, not being founded on reason, cannot be removed by argument.

Sir, I have found you an argument; but I am not obliged to find you an understanding.

what reason did not dictate, reason cannot explain.

ALOGY  (A'LOGY)   n.s. Unreasonableness; absurdity.Dict.

I knew from experience that no matter how much you turn things in your head, trying to make sense of them, some people just defy all logic.

You can't argue with success. Sure you can, Dahl said, when it's based on stupidity.

I think about stories and their logic and wonder if there can be any such thing as simply there is a book.

The fourfold root of the principle of sufficent reason is Anything perceived has a cause. All conclusions have premises. All effects have causes. All actions have motives.

The principle of contradiction establishes merely the agreement of concepts, but does not itself produce concepts.