God can be found only in suffering and the cross.

There is no wisdom save in truth.

What shall we do with...the Jews?...I advise that safe-conduct on the highways be abolished completely for the Jews.

Take a look at your own heart, and you will soon find out what has stuck to it and where your treasure is. It is easy to determine whether hearing the Word of God, living according to it, and achieving such a life gives you as much enjoyment and calls forth as much diligence from you as does accumulating and saving money and property.

The authority of Scripture is greater than the comprehension of the whole of man's reason.

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

The devil doesn't stay where there is music.