To enter into your own mind you need to be armed to the teeth.

The folly of mistaking oneself for an oracle is built right into us.

God created man and, finding him not sufficiently alone, gave him a companion to make him feel his solitude more keenly.

Follow the path of your aroused thought, and you will soon meet this infernal inscription: There is nothing so beautiful as that which does not exist.

Two dangers constantly threaten the world: order and disorder.

Interruption, incoherence, surprise are the ordinary conditions of our life. They have even become real needs for many people, whose minds are no longer fed by anything but sudden changes and constantly renewed stimuli. We can no longer bear anything that lasts. We no longer know how to make boredom bear fruit. So the whole question comes down to this: can the human mind master what the human mind has made?

Whatever we succeed in doing is a transformation of something we have failed to do. Thus, when we fail, it is only because we have given up.