[ Reasoning with ghosts??? Well, Altair was also a ghost and he was one of their best friends, so maybe it wasn't impossible, but...ghosts. Also, this particular place doesn't seem too friendly towards them in general. William's question at the very least manages to distract him, just a bit. ]

For the most part, yes, but I do feel a bit of a chill...this atmosphere is doing us no favors. We could also huddle for body heat, if you're cold.

[ And comfortable with the idea, he leaves unspoken but heavily implied at the end. ]