One is healthy when one can laugh at the earnestness and zeal with which one has been hypnotized by any single detail of one's life.

All religions bear traces of the fact that they arose during the intellectual immaturity of the human race - before it had learned the obligations to speak the truth. Not one of them makes it the duty of its god to be truthful and understandable in his communications.

The really historical performance would talk to ghosts.

All great artists and thinkers are great workers.

Or shall I go out as a light does, not first blown out by the wind, but grown tired and weary of itself - a burnt out light? Or finally, shall I blow myself out, so as not to burn out?

The strength required for the vision of the most powerful reality is not only compatible with the most powerful strength for action, for monstrous action, for crime - it even presupposes it.

'God himself cannot exist without wise men' - Luther said, and was right. But 'God can exist even less without unwise men' - that good old Luther did not say.