A large number of deaf, crippled and blind people are afflicted solely through the malice of the demon. And one must in no wise doubt that plagues, fevers and every sort of evil come from him.

The kingdom of God does not consist in talk, but in power, that is, in works and practice. God loves the 'doers of the word' in faith and love, and not the 'mere hearers,' who, like parrots, have learned to utter certain expressions with readiness.

He who is well acquainted with the text of scripture, is a distinguished theologian. For a Bible passage or text is of more value than the comments of four authors.

Against the flying ball no valor avails.

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.

Should anyone knock at my heart and say, 'Who lives here?' I should reply, 'Not Martin Luther, but the Lord Jesus Christ.'

God wants our conscience to be certain and sure that it is pleasing to Him. This cannot be done if the conscience is led by its own feelings, but only if it relies on the Word of God.