Bad breakups may come with the territory when we're talking about dating, but no one could have been prepared for this dude's reaction. He really goes through the full range of human emotion, calling himself a loser one second and then calling himself a lion and a king the next. First of all, a lion and a king? Who is he, Simba?! It's hard to read this cringe exchange without thinking of your own similar experience because everyone has had one. Heck, I've been on both sides of a breakup, but I'…