It is not because angels are holier than men or devils that makes them angels, but because they do not expect holiness from one another, but from God only. ↗
I think the thing to remember, though, the next time you hear someone who is really certain that he is on the side of the angels, is that the idea of angels was created by human beings, who are famous for being frequently untrustworthy and occasional. ↗
And the Blue Angels are coming back to scare the local population. I remember seeing old Vietnamese women ducking under the benches in Washington Square; they thought they were back in the war. ↗