"Every nation ridicules other nations, and all are right."

"If we suspect that a man is lying, we should pretend to believe him, for then he becomes bold and assured, lies more energetically, and is unmasked."

"The animal enjoys the present without the burden of memory or anxiety about the future; man, on the other hand, is tormented by reflection."

"The fundamental error of all systems of morality is that they are not based on observation."

"Women are suited to being the nurses and teachers of our earliest childhood precisely because they themselves are childish, silly, and short-sighted."