Honestly, everyone loves themselves, Trump is just "a little bit" more vocal about it than the most of us.
Are you not at all aware of the depression and similar disorders and how prevalent they are in general population? Honestly, I think that majority of people around me never learned to love themselves.
He is The Country! ;-)
Haha Trump is like global warming now. Even when the topic at hand doesn't have anything to do with him, writers must mumble through a litany of "right-thinking" mumbo-jumbo to placate the pitchfork brigade.