"That which does not kill us makes us stronger."

"To forget one's purpose is the commonest of all forms of stupidity."

"The state, I call it, where all are poison-drinkers, the good and the bad: the state, where all lose themselves, the good and the bad: the state, where the slow suicide of all is called 'life.'"

"Only sick people have moral systems."

"A sedentary life is the real sin against the Holy Spirit."