Heidelberg Disputations (1518)

Thesis 3: “Although the works of human beings always seem attractive and good, it is nevertheless probable that they are mortal sins.”

Thesis 4: “Although the works of God always seem unattractive and evil, they are nevertheless really immortal merits.”

Thesis 1: “The Law of God, which is the most beneficial doctrine of life, is not able to advance man toward righteousness but rather stands against him.”

Thesis 2: “Much less could the work of men, that is to say even works which are done over and over again with the help of natural law, move someone toward righteousness.”