I'd come to realize that all our troubles spring from our failure to use plain, clear-cut language.

Existence is not something which lets itself be thought of form a distance; it must invade you suddenly, master you, weigh heavily on your heart like a great motionless beast - or else there is nothing at all.

One of the chief motives of artistic creation is certainly the need of feeling that we are essential in relationship to the world.

Man can will nothing unless he has first understood that he must count on no one but himself.

I have always been an optimist, perhaps even too much.

The recent experiences of pocketbooks prove this. I have changed my public since my works have been published in a smaller format.

Man is not the sum of what he has already, but rather the sum of what he does not yet have, of what he could have.