This title contains 4 books in slipcase. It offers a major treatise on Human Consciousness and the Wisdom Science. The work unfolds the essential concepts and language of the Ageless Wisdom before expanding to embrace the major religions and the contemporary Spiritual Life. Volume 1 lays down the fundamentals of Spiritual Cosmology, unveiling the inner understanding of Humanity, Divinity and the Universe, along with some important implications in our world today. Volume 2 brings to life the teachings and practice of six major spiritual traditions: Yoga, Christianity, Zen, Sufism, Tantra and the Warrior School. Volume 3 focuses on the Science of Meditation and the Spiritual Path in the Aquarian Age, providing an array of practical methods and inspirational guidance by which the contemporary man or woman may attain to Higher Consciousness. Volume 4 provides a comprehensive Index and a 2100-word Lexicon of the Wisdom Language.