it feels like doing nothing or the very minimum is the only recourse, which triggers a kind of helplessness/hopelessness. I suppose you just have to process that it sucks, and try to forget about it until the next triggering event. Thankfully processing means "triggers" become much less triggering.
NPD and its family network is particularly frustrating because by definition it has a lack of introspection, so not only will no diagnosis be forthcoming (for others) but one has to check one's own Narc symptoms in communicating with others whose own Narc symptoms will be defensive
fun stuff