346 Quotes About Rationality

Careful. When you dabble too much with reason life becomes nothing but a process of dying.

Isn't sanity really just a one trick pony anyway? I mean all you get is one trick, rational thinking, but when you're good and crazy, oooh, oooh, oooh, the sky is the limit!

No validation of our rationality - of our very sanity - can be accomplished using our rationality itself. How can a person operating within a system of beliefs, including beliefs about beliefs, get outside that system to determine whether it is rational? If your entire system becomes infected with madness, including the very rules by which you reason, then how can you ever reason your way out of your madness?

The would-be sorcerer alone has faith in the efficacy of pure knowledge; rational people know that things act of themselves or not at all.

Although every person, individually, may enthusiastically believe in innovation, collectively the Invisible Axe emerges.

It was the ghost of rationality itself ... This is the ghost of normal everyday assumptions which declares that the ultimate purpose of life, which is to keep alive, is impossible, but that this is the ultimate purpose of life anyway, so that great minds struggle to cure diseases so that people may live longer, but only madmen ask why. One lives longer in order that he may live longer. There is no other purpose. That is what the ghost says.

A bitter thing cannot be made sweet. The taste of anything can be changed. But poison cannot be changed into nectar.

Does a man of sense run after every silly tale of hobgoblins or fairies, and canvass particularly the evidence? I never knew anyone, that examined and deliberated about nonsense who did not believe it before the end of his enquiries.

When everything impossible had been eliminated and what remains is supernatural, then someone is lying.