"Aristotle maintained that women have fewer teeth than men; although he was twice married, it never occurred to him to verify this statement by examining his wives' mouths."

"I do not pretend to be able to prove that there is no God. I equally cannot prove that there are no Greek gods."

"The modern power of the State began in the late fifteenth century and began as a result of gunpowder."

"To fear love is to fear life, and those who fear life are already three parts dead."

"One of the symptoms of an approaching nervous breakdown is the belief that one's work is terribly important."