Included in this volume are Suzuki’s famous study “Enlightenment and Ignorance,†a chapter on “Practical Methods of Zen Instruction,†the essays “On Satori — The Revelation of a New Truth in Zen Buddhism†and “History of Zen Buddhism from Bodhidharma to Hui-NÃng (Yeno),†and his commentary on “The Ten Cow-herding Pictures†which have long been used in Zen to illustrate the stages of spiritual progress.