sentences:  Luther retained an affectionate regard for him and after the Heidelberg Disputation (May 1518) travelled in his company from Würzburg to Erfurt, during which he made efforts to wean him from his ecclesiastical allegiance.In 1521, during the uprising against the priesthood and the pillaging of their property, he denounced the rioters from the pulpit.In 1522 he delivered a series of sermons in the cathedral in defence of the Church, arraigning the inactivity of the civil and ecclesiastical authorities, and predicted the revolution which came in the German Peasants' War.