You could.

[ She replies this airily as she tugs him along, laughter lurking in her gaze. ]

And if I didn't know you so well, I might even be fooled by that. But you, sir, are a worrywort. Especially when your hands are tied in solving a particular problem. You're more like to wear a hole in the floor with your fretting.

[ ...She should know. She's exactly the same way. ]