Not really. Fun can be important too.

[He pauses, wondering about how much he could explain over the journals.]

Imagine a world where nothing can be relied upon, including memories and even time. A culture, a people, can try to live and thrive there...but, in the end, it becomes a matter of only surviving. But just because a culture has survived doesn't mean that it has lived.

Without dreams, without hope, there isn't much that the people can look forward to. What keeps them going?