Pray, and let God worry.

It is neither safe nor prudent to do anything against conscience.

For what God gives I thank indeed; What He withholds I do not need

[The Psalms are] a Little Bible, wherein everything contained in the entire Bible is beautifully and briefly comprehended.

Original sin is in us like our beard. We are shaved today and look clean; tomorrow our beard has grown again, nor does it cease growing while we remain on earth. In like manner original sin cannot be extirpated from us; it springs up in us as long as we live.

It is certainly true that reason is the most important and the highest rank among all things and, in comparison with other things of this life, the best and something divine. It is the inventor and mentor of all the arts, medicines, laws, and of whatever wisdom, power, virtue, and glory men possess in this life.

If I had to baptise a Jew, I would take him to the bridge of the Elbe, hang a stone around his neck and push him over with the words 'I baptise thee in the name of Abraham'.