That's clearly what he means. He doesn't mean they're "demonizing" him, they are DEMEANING his abilities/achievements. He repeated the same thing today in the press conference. This content is protected
I must admit it took me a while to work out what he meant. It was only when David Higgins recently brought it up and said Joshua's reaction meant he has gone "crazy" with "paranoid" persecution complex. Clearly, Joshua hasn't gone paranoia, he's just using the wrong word.