The second part is the juiciest part. He did this to feed his ego and soak in the crowds, applause, and grandstanding. It affirmed his fragile and damaged ego.
... But then the responsibilities of the job came and the criticism grew LOUDER over time. And they will only grow more and more with each passing day.
It's slightly refreshing to know that hes actively destroying his own brand bit by bit as time continues to pass by his own hands. He had no buisness running for office not understanding thing one about what it's responsibilities entailed.