The Blue Cliff Record  is a classic text of Zen Buddhism, designed to assist in the activation of dormant human potential. The core of this extraordinary work is a collection of one hundred traditional citations and stories, selected for their ability to bring about insight and enlightenment. These vignettes are known as  gongan in Chinese and  koan in Japanese.  
Secrets of the Blue Cliff Record  is a fresh translation featuring newly translated commentary from two of the greatest Zen masters of early modern Japan, Hakuin Ekaku (1685–1768) of the Rinzai sect of Zen and Tenkei Denson (1648–1735) of the Soto sect of Zen. This translation and commentary on  The Blue Cliff Record  sheds new light on the meaning of this central Zen text.