"All is race; there is no other truth, and every race must fall which carelessly suffers its blood to become mixed."

"Experience is the child of thought, and thought is the child of action."

"There is no more potent antidote to the poison of an evil imagination than the free and healthy play of the mind upon the works of nature."

"Books are fatal: they are the curse of the human race. Nine-tenths of existing books are nonsense, and the clever books are the refutation of that nonsense. The greatest misfortune that ever befell ma…"

"Give a man a fish and he will eat for a day; teach a man to fish and he will eat for a lifetime; give a man religion and he will die praying for a fish."