The utter lack of understanding of what a president can and can't do is causing most of Trump's problems.
That's caused problems for a lot of modern presidents, of course. But as you noted, they had a minimal
comprehension of the basics involved in the office. Donaldus Minimus is learning the hard way that
this isn't exactly the same thing as presiding over a television show or a real estate business or managing
his coverage on tabloid television.