He knows what it's like, and he knows how much it stings when you can't do things for yourself. "You know, I've probably mentioned, but B's probably put in more hours dealing with me than most actual nurses will in a lifetime," he offers softly, scooting a little more onto the bed and carefully reaching under Ellie's shoulders to pull her upright, bracing her with one hand at her back while he shuffles the pillow against the wall so between it and him, she can lean on it and stay up. Then he reaches over and pulls over one glass, waiting patiently to see if she's got enough control with her hands to get it.