Book excerpt: The Secret Teachings of All Ages is a most comprehensive esoteric encyclopedia where you can find information about human history's most interesting mystical secrets. The book covers Rosicrucianism and other secret societies, alchemy, cryptology, Kabbalah, Tarot, pyramids, the Zodiac, Pythagorean philosophy, Masonry, gemology, Nicholas Flammel, the identity of William Shakespeare, The Life and Teachings of Thoth Hermes Trismegistus, The Qabbalah, The Hiramic Legend, The Tree of the Sephiroth, Mystic Christianity. This is essential reading for anyone wishing to go beyond the margins of realism and delve into esoteric studies.