Illness is a clumsy attempt to arrive at health: we must come to nature's aid with intellect.

To be ashamed of one's immorality: that is a step on the staircase at whose end one is also ashamed of one's morality.

Jealous is every virtue of the others, and a dreadful thing is jealousy. Even virtues may succumb by jealousy.

Really unreflective people are now inwardly without Christianity, and the more moderate and reflective people of the intellectual middle class now possess only an adapted, that is to say marvelously simplified Christianity. A god who in his love arranges everything in a manner that in the end will be best for us; a god who gives to us and takes from us our virtue and our happiness, so that as a whole all is meet and fit and there is no reason for us to take life sadly, let alone exclaim against it; in short, resignation and modest demands elevated to godhead

There cannot be a God because if there were one, I could not believe that I was not He.

In his lonely solitude, the solitary man feeds upon himself; in the thronging multitude, the many feed upon him. Now choose.

Where there is the tree of knowledge, there is always Paradise: so say the most ancient and most modern serpents.