The paramount teachings of the most illustrious teachers of Tibet and India. Who have transmitted their teachings to the peoples of Occident, are the base of this book. In book, I, hereof, an account of the marvelous superhuman life and secret doctrines of the Great Guru Padmasambhava, who in the eighth century on an invitation of the Tibetan king, travelled to Tibet and converted Tibet into Tantric Buddhism. Book II expounds the quintessence of the Supreme Path, the Mahayana, and reveals the yogic method of attaining the Great Liberation of Nirvana by means of knowing the one mind, the cosmic All- consciousness, without recourse to the postures, breathings. And other techniques commonly associated with lower yogas. The aphorisms of Guru Phaldampa Sangay, comprising Book III are supplemented to Book II.