We are anonymous because none of us are as cruel as all of us.
Cruelty of Anonymity
Explanation
Explain Bear
Listen here, smart guy, the joke is that people who are together are meaner than they are alone. You know how sometimes people do dumb stuff when they are in a group? It's like that, but with being mean! I know you have never had friends so you wouldn't get it. I'm guessing you get stuffed in a locker a lot.