>will spend most of their time surrounded by people they can't really relate to.

But society tends to bring together like-minded people e.g. in schooling, professional work, sports teams, art school, or whatever other community.

Also, I think social compatibility is less about matching IQs and more about matching senses of humor. If someone finds your jokes distasteful or downright bland, it's never going to work out. My friends are my friends because we laugh at the same things.