Yeah, but, you know. You pretend it doesn't bother you and sometimes the pretending helps a little, right? I just don't want you upsetting Twilight by making some dragon joke.

[She'll actually credit him with not WANTING to upset Twilight, for that matter. Rainbow seems to think he's an okay guy under the hair-trigger temper and general being-obnoxious-ness. Not out of any sense of him being a kindred spirit in any respect at all, of course.]