He's a deeply flawed character, but he's defied all of the predictions of his imminent political demise.  No doubt you believed his election was inconceivable.  You may need to reevaluate some of your basic assumptions.  For example, you might consider the possibility that The Donald, rightly or wrongly,  has no regard for political orthodoxy, and a massive chunk of the American electorate sees the world in a fundamentally different way than you do.  Those would do for a start.