During his twenty years as abbot of the Yorkshire monastery of Rievaulx, Aelred preached many sermons: to his own monks, in other monasteries, and at significant gatherings outside the cloister. His disciple and biographer, Walter Daniel, mentions hundreds of sermons. In this volume, the first of several, we have twenty-eight of his sermons. They have been translated from the critical edition of a manuscript copied for the Abbey of Clairvaux in...