God can be found only in suffering and the cross.

For where God built a church, there the Devil would also build a chapel.

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.

A person whodoes not regard music as a marvelous creation of God, must be a clodhopper indeed and does not deserve to be called a human being; he should be permitted to hear nothing but the braying of asses and the grunting of hogs.

People go through three conversions: The conversion of their head, their heart, and their pocketbook. Unfortunately, not all at the same time.

Not only the words (vocabula) which the Holy Spirit and Scripture use are divine, but also the phrasing

I am not permitted to let my love be so merciful as to tolerate and endure false doctrine. When faith and doctrine are concerned and endangered, neither love nor patience are in order....when these are concerned, neither toleration nor mercy are in order, but only anger, dispute, and destruction - to be sure, only with the Word of God as our weapon.