xx, 497 pages 24 cm;Originally published in 1948 under title: Psychic energy: its source and goal;Includes bibliographical references (pages 471-477);The source of psychic energy: Introduction ; The transformation of the instinctive drives ; Inertia : sloth and restlessness ; Hunger : want and greed ; Self-defence : enmity and friendship ; Reproduction I : sexuality. -- Reproduction II : maternity ; The ego and the power problem : self-respect and the will to dominate. -- The transformation of psychic energy: The inner conflict : the dragon and the hero. -- The psyche as a whole : drawing the circle. -- The reconciliation of the opposites : the mandala. -- The transformation of the libido : the hermetic vessel