"Your concerns have been noted." Stop being an asshole, Peter. "How do you even know you can wield that thing well enough to draw blood? You don't. You need to practice." So he's offering himself up as a punching bag. It's so Peter, honestly. "And I'm touched, really. Nice to know you care. Look, we'll stop before it's bad, I promise."

"It's one of my many talents, right next to annoying cops."