That's exactly it. Healthy people don't define themselves by something they're not. It's the same reason Bob's content to be the scum he is - when all these people are "beneath" him, it justifies his shit behavior.
Famously, the fucker spoke about troglodytes stealing his future to prolong their existence. The financial insurance drain of his fat, diabetic ass is literally stealing the future of others to prolong his existence, but that's fine because he's not a Christian, transphobe, Nazi, "mayo ghoul," or any other of Bob's labels for people he doesn't understand.
Be something. Don't be the anti-something. Your fucking obituary isn't going to say how much you hated Oklahoma. It will list your positive attributes if you ever have one, Bob.