We are all instruments endowed with feeling and memory. Our senses are so many strings that are struck by surrounding objects and that also frequently strike themselves.

From fanaticism to barbarism is only one step.

Gaiety is a quality of ordinary men. Genius always presupposes some disorder in the machine.

Evil always turns up in this world through some genius or other.

It is not human nature we should accuse but the despicable conventions that pervert it.

Man will never be free until the last king is strangled with the entrails of the last priest.