Harry SUSPECTED he was lying.
I believed him.
He said that the happiest man in the world would see himself as he is.
I would think that Dumbledore would be nearly as pleased with himself.
At that moment, a nice new pair of socks might have been all that he lacked.

My argument was that "Give her hell from us, Peeves!" was a direct quote.
I can't think of how to stretch it to other words, though they may be equally inoffensive.

I'll get to that quote eventually.
Right now, I'm feeding the guinea pig.
She's only middle aged, but she's scary skinny, and losing fur.
I'm feeding her mush with a syringe.
And then I need to throw in that pot roast that's been sitting too long...
And then I need to take the kids to a rehearsal...
I'll get to that quote eventually.