In this book, Dudjom Rinpoche explains a key text attributed to Padmasambhava, the great Indian meditation master credited with bringing the Buddha's teachings to Tibet. The instructions here are clear, direct, and personal, illuminating the heart of Vajrayana Buddhist practice and philosophy. Included is the root text ("The Heart Essence of the Dakini") by Padmasambhava and the commentary by Dudjom Rinpoche. Of interest to practitioners of all schools of Tibetan Buddhism.