Earlier quoted context omitted.
I would say there are two explanations for group 2. The first is that you aren't as smart as you think you are, because if you actually understood the people around you in any real way, you would instantly find them less frustrating. But instead you are using flawed heuristics, built out of your own insecurities, to interact with the world. Possibility two is that you are smart, but you have developed a malformed cop…
Or perhaps there is a 3rd explanation, spending all of your time with people much less intelligent is frustrating and unsatisfying, and being such an outlier, it's how most of your time is spent. Someone with a 142 IQ is to the 100 average in the same way that 100 average is to someone with a 70 IQ. We don't expect people with average IQ to spend all of their days with 70 IQ people (in a peer situation). (BLAH BLAH B…
Personally, if I had to choose between a world of people with "low IQ" who are self-aware and one of people with "high IQ" or are extremely un-selfaware, I would choose the former every time.