compares the conduct of Leo III. with that of the Jewish king Ozias, [308];
effects on the mind of portraying divine actions, [309];
defines the bounds of Church and State, [311], [317];
reproves the emperor's impiety in breaking up an image of Christ, [312];
laughs to scorn his threats against St. Peter, [313];
whom all the nations of the West look upon as a God upon earth, [314];
contrasts Church discipline with State punishment, [318];
the Pope and the patriarch hear God's commission to pardon the emperor, if penitent, [320];
these letters, a picture of the time in which they were written, [321];
especially as to the relation between the Two Powers, [322];