That the world is in a bad shape is undeniable, but there is not the faintest reason in history to suppose that Christianity offers a way out.

Always remember that true happiness is not in getting what you want, but wanting what you already have. He who dies with the most toys is still dead. What is wanted is not the will to believe, but the will to find out, which is the exact opposite.

Aristotle maintained that women have fewer teeth than men; although he was twice married, it never occurred to him to verify this statement by examining his wives' mouths.

We believe, first and foremost, what makes us feel that we are fine fellows.

Ethical metaphysics is fundamentally an attempt, however disguised, to give legislative force to our own wishes.

Mathematics takes us into the region of absolute necessity, to which not only the actual word, but every possible word, must conform.

There was, I think, never any reason to believe in any innate superiority of the male, except his superior muscle.