Wisdom's volume "On Zen Practice" was conceived as the essential primer for beginning Zen practice, offering insight to every aspect of Zen training. "The Hazy Moon of Enlightenment" takes the reader to the next level, exploring some of the more subtle and sophisticated topics in Zen. The first two parts of the book explore enlightenment and delusion: What is nature of enlightenement? What does it mean to describe enlightenment as sudden or gradual?...