[She nodded. It seemed that there was a regular flow of people in and out of this. She wondered a little what it was that made one stay and others go, why some seemed to remain almost indefinitely, while still others appeared, disappeared and reappeared again without memories. More proof that the gods must be crazy.]

I suppose, in a way, it's the whole topic of 'doing this because this is the sort of thing we're fighting for,' isn't it? You keep things like this alive around here to make there be some purpose in folks fighting the good fight. That, or it's just to honor a friend's memory. Both decent enough reasons.