The Demon's Sermon on the Martial Arts (The ^AWay of the Warrior Series)The Demon said to the swordsman, "Fundamentally, man's mind is not without good. It is simply that from the moment he has life, he is always being brought up with perversity. Thus, having no idea that he has gotten used to being soaked in it, he harms his self nature and falls into evil. Human desire is the root of this perversity." Woven deeply into the martial traditions and folklore of Japan, the fearsome Tengu dwell in the country's mountain