To think is to say 'no.'

We prove what we want to prove, and the real difficulty is to know what we want to prove.

There are only two kinds of scholars; those who love ideas and those who hate them.

Profound sadness is always the result of an unhealthy condition of the body. ... We [should] say, 'I am sad; everything looks black to me; but external events are in no way responsible. It's my body that insists on reasoning. These are the opinions of my stomach.'

It is the human condition to question one god after another, one appearance after another, or better, one apparition after another, always pursuing the truth of the imagination, which is not the same as the truth of appearance.

If religion is only human, and its form is man's form, it follows that everything in religion is true.

When we speak, in gestures or signs, we fashion a real object in the world; the gesture is seen, the words and the song are heard. The arts are simply a kind of writing, which, in one way or another, fixes words or gestures, and gives body to the invisible.