“I assess the power of a will by how much resistance, pain, torture it endures and knows how to turn to its advantage”

“We are, all of us, growing volcanoes that approach the hour of their eruption, but how near or distant that is, nobody knows- not even God.”

“Perhaps I am even envious of Stendhal? He robbed me of the best atheist joke which precisely I could have made: 'God's only excuse is that he does not exist'...I myself have said somewhere: what hitherto been the greatest objection to existence? God...”

“Willing emancipates: for willing is creating: so do I teach. And only for creating shall you learn!”

“Nothing on earth consumes a man more quickly than the passion of resentment.”

“de omnibus dubitandum”

“How much truth does a spirit endure, how much truth does it dare?”