Just browsed some of his memes and some of them are pretty good. A shame there is antisemitism sprinkled into a handful of them. I don't mind some of the Christian memes, most were benign and there is nothing wrong with preaching if it's done in good faith rather than to persecute.
Maybe when he's out of highschool and has met a few people, they can change. But, honestly, very few people get out of the highschool mindset. It's why we're so divided right now. It's just nerds and jocks all over again.