When I get a little money I buy books; and if any is left I buy food and clothes.

Give light, and the darkness will disappear of itself.

By burning Luther's books you may rid your bookshelves of him, but you will not rid men's minds of him.

For them it's out-of-date and outmoded to perform miracles; teaching the people is too like hard work, interpreting the holy scriptures is for schoolmen and praying is a waste of time; to shed tears is weak and womanish, to be needy is degrading; to suffer defeat is a disgrace and hardly fitting for one who scarcely permits the greatest of kings to kiss the toes of his sacred feet; and finally, death is an unattractive prospect, and dying on a cross would be an ignominious end.

Young bodies are like tender plants, which grow and become hardened to whatever shape you've trained them.

Besides, it happens (how, I cannot tell) that an idea launched like a javelin in proverbial form strikes with sharper point on the hearer's mind and leaves implanted barbs for meditation.

By identifying the new learning with heresy, you make orthodoxy synonymous with ignorance.