He could probably duplicate the sensation for her with magic, but would she want that? He reaches up and puts one of his hands over hers, stroking with his thumb.

"If I ever die, I hope you'll do the same. But then, I'm not going to die, so nevermind."

Oh, he's pretty sure he's going to die, and probably sooner than he wants to, but there's no reason to bring it up now. He's going to be depressed later; he can save worry for later, too.