The doctor is effective only when he himself is affected. Only the wounded physician heals.

Who has fully realized that history is not contained in thick books but lives in our very blood?

When you come to think about it, nothing has any meaning, for when there was nobody to think, there was nobody to interpret what happened.

Art is a kind of innate drive that seizes a human being and makes him its instrument.

Knowledge does not enrich us; it removes us more and more from the mythic world in which we were once at home by right of birth.

I have gradually learned to be cautious even in disbelief

Everything good is costly, and the development of personality is one of the most costly of all things. It is a matter of saying yes to oneself, of taking oneself as the most serious of tasks, of being conscious of everything one does, and keeping it constantly before one's eyes in all its dubious aspects.