"Our nominal morality has been formulated by priests and mentally enslaved women. It is time that men who have to take a normal part in the normal life of the world learned to rebel against this sickly…"

"The fact that an opinion has been widely held is no evidence whatever that it is not utterly absurd."

"I am an atheist, but I must confess that I am also a pantheist."

"I am not interested in the universe as a whole, but in certain parts of it."

"We are faced with the paradoxical fact that education has become one of the chief obstacles to intelligence and freedom of thought."