It took the Church until 1832 to remove Galileo 's work from its list of books which Catholics were forbidden to read at the risk of dire punishment of their immortal souls.
Guide the people by law, subdue them by punishment; they may shun crime, but will be void of shame. Guide them by example, subdue them by courtesy; they will learn shame, and come to be good.
We should find ourselves committed to killing a great many people whom we now leave living, and to leave living a great many people whom we at present kill. We should have to get rid of all ideas about capital punishment.