The Precious Treasury of Philosophical Systems discusses the philosophical tenets of the entire spectrum of Buddhist teachings--Hinayana, Mahayana, Vajrayana, and Dzogchen--providing an invaluable perspective on the multifaceted nature of the Buddhist tradition in both India and Tibet. On the basis of his extensive research and nonsectarian viewpoint, Longchenpa analyzes Tibetan Buddhism according to Sarma and Nyingma interpretations, concluding with...