Quote Originally Posted by GloatingSwine View Post
Yeah, he demonstrates that it gets results quickly and easily.
No, he demonstrates that when you have a superpowered thug imposing his will, it gets terrifying very quickly. Which is why he (Superman) doesn't work that way.

He sets up the illusion that he is doing it to bring home to Manchester Black exactly how morally bankrupt his position is, and indeed Black is crying like a baby when it appears to happen to him.