"The fundamental error of all previous philosophy has been to regard man as a rational being."

"Hatred comes from the heart; contempt from the head; and neither feeling is quite within our control."

"The only way to escape the suffering of life is to kill oneself."

"The alchemists in their search for gold discovered many other things of greater value."

"The ultimate aim of all love affairs ... is more important than all other aims in man's life; and therefore it is quite worthy of the profound seriousness with which everyone pursues it."