by Terry Pratchett
Coming of Age Quotes in Nation
How we cite our quotes: (Chapter.Paragraph)
"[Mau] called himself the little blue hermit crab, scuttling across the sand in search of a new shell, but now he looks at the sky and knows that no shell will ever be big enough, ever." (15.44)
Mau's not content with becoming an adult, because "becoming an adult" implies an endpoint—and Mau wants to continue to learn and grow for his whole life.