"There are only two kinds of men: the righteous who believe themselves sinners, and the sinners who believe themselves righteous."

"To be a man is to be an object of scorn to the angels, and of envy to the devils."

"The greater the mind, the more it is capable of complex thoughts."

"Men never do evil so completely and cheerfully as when they do it from religious conviction."

"Curiosity is only vanity. Most frequently one wishes to know only to talk."