" When, with growing self-awareness, he experiences his relation to an opponent, and the sacrificed realizes his identity with the sacrificiant, and vice versa, the hitherto cosmic opposition of light and darkness is experienced as an opposition between human or divine twins, and the long succession of fraternal feuds in mythology opens with the squabbles between Osiris and Set, Baal and Mot.7 "

― Erich Neumann , The Origins and History of Consciousness