"The best thing in life is to be born an idiot."

"Man is at bottom a savage, horrible beast. We know it, if we look at the origin of society."

"The only original philosophical thought is that life is not worth living."

"The difficulty is to try and teach the multitude that something can be true and untrue at the same time."

"If you want to know your true opinion of someone, watch the effect produced in you by the first sight of a letter from him."