The first can be termed “participation by calling.” Because all political offices, secular and ecclesiastical, were called by God, so the Pope, the head of the Church, was therefore to become “king of kings and prince of princes.” All were accountable to the person of the Pope, who had the power to depose any ruler deemed by him unworthy of his office–as the German emperor Henry IV would experience himself. The Pope, in turn, was accountable to no one. Morrison describes the Papal idea in these terms: