According to what Trumpet has said about himself, he's the smartest man alive , ex; below
"Referring to the associates gathered in the Oval Office as “my Brain Trust,” Trump said, “Every one of these people is a stable genius, and I am by far stabler and more geniuser than any of them. "
"“I’m, like, a smart person. I don’t have to be told the same thing in the same words every single day for the next eight years.”
“I’m speaking with myself, number one, because I have a very good brain and I’ve said a lot of things. … I know what I’m doing and I listen to a lot of people, I talk to a lot of people and at the appropriate time I’ll tell you who the people are. But I speak to a lot of people. My primary consultant is myself, and I have, you know, I have a good instinct for this stuff.”