He who writes in blood and aphorisms does not want to be read, he wants to be learned by heart.

One loves ultimately one's desires, not the thing desired.

Of all that is written, I love only what a person has written with his own blood

The broad effects which can be obtained by punishment in man and beast, are the increase of fear, the sharpening of the sense of cunning, the mastery of the desires; so it is that punishment tames man, but does not make him "better."

A good writer possesses not only his own spirit but also the spirit of his friends.

Books and drafts mean something quite different for different thinkers. One collects in a book the lights he was able to steal and carry home swiftly out of the rays of some insight that suddenly dawned on him, while another thinker offers us nothing but shadows - images in black and grey of what had built up in his soul the day before.