[And so there it is again, that quizzical look of Stephen. That high arch of a pointed brow, though her question is a legimately good one.]

I would say that neither of you have earned anything like fear from me. But I have to admit that I'm wary of you. Not doubtful of your abilities, but rather... I wonder just how reliable you'll be.

[Considering she's just said that she mostly does what she pleases. Still, Stephen flicks a wrist and the book closes on its own. He picks it up, turning his back to return it to the bookshelf.]

You do realize that 'serving' does not equate to doing 'whatever you please'? Maybe you should re-evaluate your priorities.