1924. The Book of the Spiritual Exercises contains the principles on which St. Ignatius, under God, formed his Society, and embodies its very essence and spirit. It is for this reason that all who are called by God to become members of that Society, and who wish to correspond with their high vocation, must always regard it as a sacred duty to apply themselves seriously to a study of the meaning and bearing of each word of a work which in such a short and concise form comprises the whole spirit of the Institute of the Society of Jesus, and to form themselves both interiorly and exteriorly in accordance with its teachings. Partial Contents: On the Method of Meditation; On the Spiritual Exercises; The Illuminative Way; The Last Supper; Resurrection; Subjects for Consideration.