[Mary catches the cloud on Natalia's expression. It's one she's seen on many others and wore herself from time to time.]

Don't worry about it. It takes some getting used to, living in this world. Things you feel you ought to be able to do don't quite work the same. You'll get back up there in time, and then further than that.

[She waits for Natalia to join her on the ship before continuing, setting the ship to liftoff.]

I can give you a taste of the wheel right now, if you like. Or I can give you a chance some other time if you'd rather get some rest first.