Man is a creative retrospection of nature upon itself.

The obsession with moderation is the spirit of castrated narrow-mindedness.

Set religion free, and a new humanity will begin.

Morality without a sense of paradox is mean.

Those works whose ideal has not as much living reality and, as it were, personality as the beloved one or a friend had better remain unwritten. They would at least never become works of art.

The few existing writings against Kantian philosophy are the most important documents in the case history of sound common sense.

He who does not become familiar with nature through love will never know her.