He also talked about this "reverse chain of command" in the recent talk at Peking university:
Human evolves from worm. Human brain is originally a bunch of neurons centered around the worm's mouth to search for food. It is natural to think human is still controlled by stomach to this day (or spinal cord for that matter).
Human evolves from worm. Human brain is originally a bunch of neurons centered around the worm's mouth to search for food. It is natural to think human is still controlled by stomach to this day (or spinal cord for that matter).