The Great Perfection, also known as the Atiyoga or Dzogchen (rDzogs chen), is a tradition of esoteric Buddhism that propounds instantaneous enlightenment and was first brought to Tibet in the Eighth Century of the Common Era. The Indian manuscripts of this tradition have been lost in time. Only the Tibetan translations remain. The original teachings of this tradition are contained in Tantras, which are generally divided into three categories: The...