The essential initiatory experience of Zen, satori is believed to open up direct perception of things as they are. 'Even if you sit until your seat breaks through, even if you persevere mindless of fatigue, even if you are a person of lofty deed and pure behavior, if you haven't reached this realm of satori you still can't get out of the prison of the world.' Deliberately cultivated and employed to awaken the dormant potency of the mind, satori is...