Look to it that you do not try to do all of it, do not try to do too much, lest your spirit grow weary. Besides, a good prayer mustn't be too long. Do not draw it out. Prayer ought to be frequent and fervent.

At night always carry in your heart something from Holy Scriptures to bed with you, meditate upon it like a ruminant animal, and go softly to sleep; but this must not be too much, rather a little that may be well pondered and understood, that you may find a remnant of it in your mind when you rise in the morning.

Cannons and fire-arms are cruel and damnable machines; I believe them to have been the direct suggestion of the Devil. If Adam had seen in a vision the horrible instruments his children were to invent, he would have died of grief.

Justice is a temporary thing that must at last come to an end; but the conscience is eternal and will never die.

I do not admit that my doctrine can be judged by anyone.

Next to the Word of God, music deserves the highest praise.

Anyone who can be proved to be a seditious person is an outlaw before God and the emperor; and whoever is the first to put him to death does right and well. Therefore let everyone who can, smite, slay and stab, secretly or openly, remembering that nothing can be more poisonous, hurtful, or devilish than a rebel.