It is an end with priests and gods, if man becomes scientific. Moral: science is the thing forbidden in itself - it alone is forbidden. Science is the first sin, the germ of all sin, original sin. This alones is mortality: Thou shalt not know.

He who does not lie does not know what truth is.

The only excuse for God is that he doesn't exist.

What I understand by "philosopher": a terrible explosive in the presence of which everything is in danger.

Does not the discipline of the scientific spirit just commence when one no longer harbours any conviction?

Man is more sensitive to the contempt of others than to self-contempt.

The child is innocence and forgetting, a new beginning, a game, a wheel rolling on its own, a prime movement, a sacred Yes.