No his problem is pretty clearly with the content itself, not the meta-issue of his ability to express it. And it's totally fine to not want to associate with p

No his problem is pretty clearly with the content itself, not the meta-issue of his ability to express it. And it's totally fine to not want to associate with people you don't want to associate with or with people who associate with those people. We all do this picking and choosing of associations all the time; it's ordinary.