> As far as I know, people that can't process language at all are deeply mentally retarded. Not correct: https://en.wikipedia.org/wiki/Aphasia https://en.wiki

> As far as I know, people that can't process language at all are deeply mentally retarded. Not correct: https://en.wikipedia.org/wiki/Aphasia https://en.wikipedia.org/wiki/Aphasia There are also many different variants that impact different aspects of language.