"There is always some madness in love. But there is also always some reason in madness."

"The 'highest' states of mind held up before mankind by christianity as of supreme value, are actually forms of convulsive epilepsy."

"Not to see many things, not to hear them, not to let them approach one--first piece of ingenuity, first proof that one is no accident but a necessity."

"Although the most acute judges of the witches and even the witches themselves, were convinced of the guilt of witchery, the guilt nevertheless was non-existent. It is thus with all guilt."

"Plato is boring."

"I am a law only for my kind, I am no law for all."

"The more anger towards the past you carry in your heart, the less capable you are for loving in the present."

"He who has much to proclaim one day, stays silently much immersed within himself: he who has to kindle the lightning one day, must for a long time--be a cloud."

"Each memorable verse of a true poet has two or three times the written content."

"The best way to have a good idea is to have lots of ideas."

"I like to listen. I have learned a great deal from listening carefully. Most people never listen."

"Persistence is the twin sister of excellence. One is a matter of quality; the other, a matter of time."