[ as is often the case with Steve, any shame he might have felt quickly turns into defiance and irritation when she begins to scold him. He'd thought she was pretty cool; now - for the second time in this conversation - she suddenly feels like a hall monitor talking down to him, and that's one time too many for him to stand. He bristles. ]

If you're gonna get all preachy at me? Yeah, maybe you should. Save your sage advice for someone you actually know anything about.