The first reason being, no one takes him seriously. For instance, when he says things like, “You know, it really doesn’t matter what the media write as long as you’ve got a young, and beautiful, piece of ass.” Or how about when he recently said, "Look at those hands, are they small hands? And, [Republican rival Marco Rubio] referred to my hands: 'If they're small, something else must be small.' I guarantee you there's no problem. I guarantee." Clearly, Donald Trump as president would make the whole of America look like a joke. These quotes confirm how unbecoming and thoughtless Trump is; anyone who makes these kind of comments should not be entrusted to an entire nation.
Another important reason why Trump would not be a good president is the