I hate the world and almost all the people in it. I hate the Labour Congress and the journalists who send men to be slaughtered, and the fathers who feel a smug pride when their sons are killed, and even the pacifists who keep saying human nature is essentially good, in spite of all the daily proofs to the contrary. I hate the planet and the human race—I am ashamed to belong to such a species.

One is often told that it is a very wrong thing to attack religion, because religion makes men virtuous. So I am told; I have not noticed it.

Mathematics may be defined as the subject in which we never know what we are talking about, nor whether what we are saying is true.

Awareness of universals is called conceiving, and a universal of which we are aware is called a concept.

Emphatic and reiterated assertion, especially during childhood, produces in most people a belief so firm as to have a hold even over the unconscious.

I am firm; YOU are obstinate; HE is a pig-headed fool.

Gradually, ... the aspect of science as knowledge is being thrust into the background by the aspect of science as the power of manipulating nature. It is because science gives us the power of manipulating nature that it has more social importance than art. Science as the pursuit of truth is the equal, but not the superior, of art. Science as a technique, though it may have little intrinsic value, has a practical importance to which art cannot aspire.