He repeats things he's heard and makes some kind of association with them to his politics. Always a dangerous thing to do
I learned in grade school to never use a word you can't spell, pronounce or define. This goes double for mouthing ideas, too.
I used to work with a girl like that. She was dumb as dirt and also ‘unread’. If she heard about something 5 minutes age, she was the new global authority on it. "If you do not read, you are no better than a person who cannot read." M. Twain
Obama is a shallow person. All image and no substance.
People I used to work with would describe a person like him as having “brochure level” knowledge but no real expertise or skills.
Unfortunately, there are far too many like that. And they vote.