[Libby wasn't as sure of that as Martha, but she didn't say it. What would be the point? It would seem as though she'd be looking for more assurance, when that wouldn't be the case. There just wasn't a good way for her to say exactly what she was thinking, so she just nods slightly--a rather noncommittal gesture.]

I can't go help in the Infirmary, Martha. I can't even bring this equipment back. If the people I hurt are in there for treatment, there's no way I can face them.