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by RoyalHenOil 776 days ago
>And if you've ever met a kid who stubbornly prefers to be introverted or extroverted...

My mom says she had an inkling I would be introverted (like my dad) and my sister would be extraverted (like her) just based on our behavior in the womb. I was very calm and nonreactive, while my sister was a big kicker and very reactive to external stimuli. Those personality traits have indeed persisted through adulthood.