God is not a God of sadness, death, etc., but the devil is. Christ is a God of joy, and so the Scriptures often say that we should rejoice ... A Christian should and must be a cheerful person.

When my heart is cold and I cannot pray as I should I scourge myself with the thought of the impiety and ingratitude of my enemies, the Pope and his accomplices and vermin, and Zwingli, so that my heart swells with the righteous indignation and hatred and I can say with warmth and vehemence: 'Holy be Thy Name, Thy Kingdom come, Thy Will be done!' And the hotter I grow the more ardent do my prayers become.

I am of a different mind ten times in the course of a day. But I resist the devil, and often it is with a fart that I chase him away. When he tempts me with silly sins I say, 'Devil, yesterday I broke wind too. Have you written it down on your list?

The devil won't stay where there is music.

He who hears this name [God] from a Jew must inform the authorities, or else throw sow dung at him when he sees him and chase him away.

A dairymaid can milk cows to the glory of God

I would not have preachers torment their hearers, and detain them with long and tedious preaching.