So concludes what Levi considered to be his testament, his most important and final treatise, and a summation of his esoteric philosophy. This volume is the conclusion of the work he started as Book One, The Heiratic Mystery or the Traditional Documents of High Initiation, published as The Book of Splendours (Weiser, 1984). The Great Secret contains his final two works. In Book Two, The Royal Mystery or Art of Subduing...