Including a thematical annotation and comprehensive guide on the ten principles of Yoga. *** This book consists of Twelve Lessons, originally issued in monthly parts, treating upon the more advanced branches of the Yogi Philosophy and Oriental Occultism. It is practically a sequel to our book "Fourteen Lessons in Yogi Philosophy and Oriental Occultism," and continues the teachings of the "Fourteen Lessons," and leads the students to higher planes of thought, as well as showing him the deeper phases of occult truth. This book is intended only for those who feel an earnest attraction toward the higher teachings. It is only for earnest students, inspired by the highest motives. Those for whom these teachings are intended will feel attracted to them. If you feel attracted toward this work, we will be glad to have you study it, if not, we will feel just as kindly toward you, and will send you our best wishes for the hastening of the day when you will be ready for the advanced teachings. The matter is one entirely for the guidance of your Higher Self-let it decide for you . *** Echoes of the Eternal is a monumental series that brings together the defining texts of the world's spiritual, religious, and mythic heritage. From the sacred scriptures of Christianity, Islam, Buddhism, Hinduism, Judaism, and other global faiths, to the mystical writings of saints and sages, the myths of ancient civilizations, and the arcane literature of secret societies and occult traditions-this collection explores the full spectrum of humanity's search for the divine, the mysterious, and the transcendent. Each volume shapes spiritual consciousness and cultural identity across time. Whether it is the poetic wisdom of the Bhagavad Gita, the visionary revelations of the Qur'an, the esoteric allegories of the Kabbalah, the shamanic myths of indigenous peoples, or the secret doctrines of the Rosicrucians and Freemasons, this series reveals how humans have long sought to explain existence, destiny,