[That tone goes unnoticed by Emil, at least, because he's too busy paying attention to the other part of what Yuri said.]

I don't know, I think you'd be a great teacher. [...] Um, remember how I asked you a long time ago if you'd teach me how to fight? You got sent home after that so we never got a chance to try, but... I'd really like it if you could teach me now. But only if you want to, I mean.