"Oh, you think I just woke up today and walked into this world on a whim? And I wasn't the one who got all steamed about the name thing!"

Geeze, Raph, you can't take a joke? Probably not, because Raph can't either, actually. But Raph is not about to be pushed around by some punk who thinks he's a big man. He'd never let anyone else do that to him, nevermind his kid self.

"You think you got something to prove. I get it. I've been there, alright?" he says. It seems like a safe bet, knowing him, "But whatever you think I'm trying to do to you, believe me, I'm not. I've had enough of this alternate universe crap for one lifetime."