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Long journeys are difficult. Friends are willing to help each other. Selfishness is not rewarded. Moral: You get nothing from being selfish.
(credits to tah internet)
<span>He is indifferent.
Because D doesn't really dislike dirt, he doesn't feel that it's important to wash it off. This is showing how he is indifferent to the customs of his culture. Most people would wash themselves, but he doesn't really see why that's so important so he doesn't. </span>