Democratic institutions form a system of quarantine for tyrannical desires.

We have art in order not to die of the truth.

One must cease letting oneself be eaten when one tastes best: that is known to those who want to be loved long.

A refined soul is distressed to know that someone owes it thanks; a crude soul, to know that it owes someone thanks.

If a man have a strong faith he can indulge in the luxury of skepticism.

I want to teach men the sense of their existence, which is the Superman, the lightning out of the dark cloud man.

The priest knows, as every one knows, that there is no longer any "God," or any "sinner," or any "Saviour" that "free will" and the "moral order of the world" are lies : serious reflection, the profound self conquest of the spirit, allow no man to pretend that he does not know it.