Commonitorium, Chapter 2
1 Chapter 2. If the emperor should wish, before the letters are read, to learn the heads of our answer, answer him with these words: If your majesty commands, let him see the letters; and if he should say, “What do the letters contain?” answer him: “Homage to your seemly piety, and words that knit together the bond of ecclesiastical peace and fulfill it well in every way.”