Quotes About Logic

Well, it certainly seems that mankind learns nothing from history, so why should individuals learn anything from their own experience?" "I'm no expert, but that sounds like spurious logic to me.

When you have eliminated the impossible, whatever remains, however improbable, must be the truth.' Sir Arthur Conan Doyle.

The world would be a much simpler place if one could bring about social change merely by making a logically consistent moral argument.

Reason is inherently expansionist. It seeks universal application.

If the foundations of an ideological position are knocked out from under it, new foundations will be found, or else the ideological position will just hang there, defying the logical equivalent of the laws of gravity.

In the absence of any general inference from 'A is a potential X' to 'A has the rights of an X', we should not accept that a potential person should have the rights of a person, unless we can be given some specific reason why this should hold in this particular case.

Computable Numbers' into practice.21 This was

The plant-man said, 'I've observed that when a human is dealing with another, he's usually logical only if he's advancing his self-interests or has a desire to hurt or put down the other. Is this one of those situations?

A brand-new tape recorder, completely worn out. Bought with funny money that the store is willing to accept. Worthless money, worthless article purchased; it has a sort of logic to it.

Everybody knows that Aristotelian two-value logic is fucked.

The existence of a majority logically implies a corresponding minority.

In the center of an irrational universe governed by an irrational Mind stands rational man.

Logically, Sherri should have squeezed every moment of pleasure out of life during her remission, but the mind does not function logically, as Fat had figured out. Sherri spent her time anticipating the loss of her remission.

We human beings are created and yet we are more rational than the creator himself who spawned us.

You know the theorem of Pythagoras?" "The square of the hypotenuse is equal to the sum of the squares of the other two sides." "That's exactly it. And is that true for every example you've tried?" "Yes.

But we shouldn't believe things because it makes us happy, she thought. We should believe things because they're true, and if that makes us unhappy that's very unfortunate, but it's not the fault of reason.

There are exactly as many R.L.-points in [0,1] as there are in [0,2].

you can prove that there are exactly as many real numbers between 0 and 1 as between 0 and any other finite number you can think of.

Politics is people-and people aren't logical. I prefer logic. It's simpler.

those thoroughly incorporated within the inexorable logic of the market and its demands find that there is little time and space in which to explore emancipatory potentialities outside what is marketed as 'creative' adventure, leisure, and spectacle. Obliged to live as appendages of the market and of capital accumulation rather than as expressive beings, the realm of freedom shrinks before the awful logic and the hollow intensity of market involvements

Many a Hitler decision – decisions that infuriated his generals by their seeming lack of logic at the time – can probably be explained by the work of Göring's Forschungsamt, Ribbentrop's ministry and the naval staff's cryptanalysis branch.

I told her about the time that I got so tired of you stealing the sheets that in my sleep-weary logic I decided that the thing to do was to tie them around my legs, knot and all, and how, when you attempted to steal them that night, you ended up yanking me into you, and I was so startled that I sprang up, tripped, and was nearly concussed.

Bur I guess the thing about fear is that it defies the laws of rationality. It creates its own laws instead.

Yeah, I said. You might be human, Jack, but Ariel's mathematics. She's all mathematics. There are so many things I wish I hadn't said.