Again- best friend’s dad wrote academic literature in English after learning it as an adult. That sounds like you can get fluent in a language as an adult to me.
And please do show the data that “those kinds of people” are introverts. I would like to see it.
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Again- best friend’s dad wrote academic literature in English after learning it as an adult. That sounds like you can get fluent in a language as an adult to me.
And please do show the data that “those kinds of people” are introverts. I would like to see it.