P. D. Ouspensky's unique series of five 'psychological lectures' describe not what Humanity is now, but what it may become. In these lectures, originally meant only for a select few, Ouspensky gives invaluable guidance for those starting out on this most important of all quests. P. D. Ouspensky describes how a man must work simultaneously on his knowledge and his being to find inner unity and why although his development depends on his own efforts,...