He wishes, very suddenly, that he had gone all the way through and gotten a PhD. It's something that he thinks of, from time to time. How nice it would be to introduce himself as Doctor Dolarhyde.
Speaking with groups, while not ideal, isn't awful; he can pretend they're not there, and he's only talking to himself. But one on one interaction requires acknowledging the other person. And the other person acknowledging him.
"There is far more to art than most people realize."