Book excerpt: Wellsprings of the Great Perfection presents the primary sources explaining how the Dzogchen teachings came into this world, who received them and through whom they passed. It is an impressive collection of original translations from a vast number of classical Tibetan documents, including songs of realization by the early masters of the lineage. " The Dzogchen teachings of the Greatest Secret, also known as the Great Perfection, are the words of the compassionate Buddha, and among the causal and resultant vehicles, they are of the type that employ the fruition as the path, Wellsprings of the Great Perfection describes the origin, and gives both short and detailed historical accounts and teachings. "I see a profound importance in studying, reflecting upon and practicing the authentic statements and explanations of the Dzogchen lineage masters- especially for people who aspire to realize the Great Perfection- the Through cut of primordial purity, the view of Trekcho. I therefore request readers to keep these scriptures in the center of their hearts." - Chokyi Nyima Rinpoche, author of Present Fresh Wakefulness "The ultimate origin and absolute teachings of Dzogchen inscribed in this most sacred text and whispered by the greatest adepts of its lineage are finally available in this volume. Every serious student Dzogchen must study and enshrine it in their heart." - Tulku Thondup, author of The Healing Power of Mind