Four decades ago--aged twenty--the author experienced what he calls a "negative satori," a fundamental and irrefutable realization not of enlightenment, but of himself as a predicament only enlightenment could resolve. This, shaped by the hammer blows of a singular American professor, Richard DeMartino, brought him to Zen, and to Japan. Yet over time, of far greater import than his bungling efforts were the wonderful occupants of the Zen world he...