More people should be like that.

[He believes that, honestly. Maybe there's better people in his world, outside of Derry, but he's yet to figure that out.]

What's a diss? It doesn't sound great, so you can diss at Derry as much as you want. Even if you take away the whole It thing, there's just a bunch of people who ignore the bad things that happen there, or actively hate anyone who's even slightly different.