We call the one side [of humanity] religion, and we call the other science. Religion is always right. ... Science is always wrong; it is the very artifice of men. Science can never solve one problem without raising ten more problems.

Every doctor will allow a colleague to decimate a whole countryside sooner than violate the bond of professional etiquette by giving him away.

As long as more people will pay admission to a theater to see a naked body than to see a naked brain, the drama will languish.

Every man to whom salvation is offered has an inalienable natural right to say 'No, thank you: I prefer to retain my full moral responsibility: it is not good for me to be able to load a scapegoat with my sins: I should be less careful how I committed them if I knew they would cost me nothing.

After all, the wrong road always leads somewhere.

The man with a toothache thinks everyone happy whose teeth are sound. The poverty-stricken man makes the same mistake about the rich man.

Nietzche . . . he was a confirmed Life Force worshipper. It was he who raked up the Superman, who is as old as Prometheus; and the 20th century will run after this newest of the old crazes when it gets tired of the world, the flesh, and your humble servant.