The Cycle Of Day And Night by Namkhai Norbu is a practical guide to a fundamental practice of the Dzogchen system of Tibetan Buddhism, presented in a clear and direct manner, written by an acknowledged contemporary master of this ancient tradition. Central to Dzogchen, the Great Perfection, is contemplation-the immediate experience of the primordial state of the individual, the unconditioned nature of the mind. This nature of the mind transcends the...