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History is not evolution! It is a false analogy! Evolution is a matter of environment and chance, acting over millions of years. But history is a matter of environment and choice, acting within lifetimes, and sometimes within years, or months, or days!
This explained why drinking alcohol, a depressant which lowers cortical arousal, could lead to more excited and uninhibited behavior.
whole collection of extravert-introvert traits, with all that they said about one’s character, could be traced back to a group of cells in the brain stem called the ascending reticular activating system, the area that ultimately determined levels of cortical arousal. Thus they were driven by biology.
lot of policymakers think a world police state for a few decades or so is our only chance of getting to some kind of population stabilization without a catastrophe.
