Caring for an Alzheimer's patient is a situation that can utterly consume the lives and well-being of the people giving care, just as the disorder consumes its victims.
Well, it's an adventure story, and a Bildungsroman, of course, but there was also the intention to describe a culture that had been seen in rather narrow terms.
There is no class so pitiably wretched as that which possesses money and nothing else.

