The Diamond Sutra, composed in India in the fourth century CE, is one of the most treasured works of Buddhist literature and is the oldest existing printed book in the world. It is known as the Diamond Sutra because its teachings are said to be like diamonds that cut away all dualistic thought, releasing one from the attachment to objects and bringing one to the further shore of enlightenment. The format of this important sutra is presented as a conversation between the Buddha and one of his disciples. The Sutra of Hui-neng, also known as the Platform Sutra,...