But social hierarchies emerged out of a long period of animistic, shamanic nomadism in the late Stone Age. Where did all that mass hallucination go with the advent of sedentary societies? It didn't disappear entirely. The mental projections became more concentrated as we retreated to our self-made refuges and became more alienated from the wilderness. Now the "ghosts" haunted our artificial dwellings instead of the forces and cycles of nature. You see where I'm going with that?