[action]
[Okay, here we go. He takes another moment to study her, adding whatever new information he's getting to what he already picked up. It's no elaborate profile but it should do the trick.]
You're younger than most people think you are, if only because you don't act your age. This most likely stems from environmental as well as circumstantial causes; the world you grew up in wasn't one where you would've been able to stay a child for long, but there's more to it than that. You have some... not military training, the disciplinary patterns don't match up but it's in the same area. Child soldier..? Whatever it was, it's been a part of you for most if not all of your life.
And... you care about people a lot more than you let on.
[Good enough for a start, but there's plenty more where that came from.]