Science Forums 2

[Celeste]

replaced by the cool logic that uses reason rather than impulse.

Actually, from a biological standpoint, "cool logic" would be a small part of curtailing the "instinctive desires." Just as we release a blast of dopamine, viewed as the "foot on the gas neurochemical", we then immediatly release prolactin, the "foot on the brake neurochemical."

Biology’s mission is now to stop us from screwing around and place our attention elsewhere—like on hunting and gathering, feeding the babies, going to our job, taking out the trash and so forth. Otherwise we’d end up like those rats, working our levers over and over, and doing nothing else.