The Golden Epistle By William of Saint-Thierry

This practical guide to the spiritual life, cherished by monks, beguines, and lay folk for eight centuries, can still lead men and women to God. The Golden Epistle

Excellent treatise in mystical theology of the progression of a monk through the spiritual life in the knowledge of God. This should be read by all monks. A wonderful little treatise by William of St. Thierry on how to be a good Christian. Has some good stuff on asceticism and spiritual discipline. Paperback