Mistrust those in whom the urge to punish is strong.

Your soul will be dead even before your body: fear nothing further.

So far there has been no philosopher in whose hands philosophy has not grown into an apology for knowledge; on this point, at least, every one is an optimist, that the greatest usefulness must be ascribed to knowledge. They are all tyrannized over by logic, and this is optimism in its essence.

He who knows himself to be profound endeavors to be clear; he who would like to appear profound to the crowd endeavors to be obscure.

Marriage: that I call the will of two to create the one who is more than those who created it.

The danger in happiness - "Now everything is turning out right for me; from now on i'll love every turn of fate - Who wants to be my fate?

Thinking evil is making evil.