Never react to an evil in such a way as to augment it.

Art is the symbol of the two noblest human efforts: to construct and to refrain from destruction.

No human being escapes the necessity of conceiving some good outside himself towards which his thought turns in a movement of desire, supplication, and hope.

There is only one fault, only one: our inability to feed upon light.

Liberty, taking the word in its concrete sense, consists in the ability to choose.

It is a fault to wish to be understood before we have made ourselves clear to ourselves.

A test of what is real is that it is hard and rough. Joys are found in it, not pleasure. What is pleasant belongs to dreams.