It’s polite to pretend you don’t notice.
I was about to be defensive when I realized that you were actually being complimentary.
I'm not used to that.
Some people think that all groups self-separate into usefully defined strata. I think that attitude is too binary to be useful.
People are what they are. Every grain of sand has facets and aspects that can be interesting or fascinating depending on what your needs and purposes may be.