But wouldn't it be trivial for evolution to change the quantities of those chemi... | Hacker News

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		Tichy on March 10, 2008 \| parent \| context \| favorite \| on: Brain Enhancement Is Wrong, Right? But wouldn't it be trivial for evolution to change the quantities of those chemicals in the brain? Meaning, if other quantities were preferable, evolution would have adjusted those quantities long ago?

jamesbritt on March 12, 2008 [–]

Perhaps they just not preferable for reproduction, or the current quantities are simply good enough for evolution's pressures.

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