"In this, his final work, American senior Zen Roshi Robert Aitken lovingly ties together two threads, Zen practice and haiku." --Spirituality & Health Known to many as the study of quiet stillness and introspection, Zen Buddhism distinguishes itself through brilliant flashes of insight and its terseness of expression. In River of Heaven these concepts and pillars lend themselves to an exploration of Haiku, one of the most...