Growing pains are… well… a pain. But they're a normal part of growing up. And once a character emerges from his or her cocoon to become a butterfly, it all seems worth it. Arrietty seems to do the most growing up in The Borrowers, although characters like the boy, and even her parents, have some maturing to do, too. Along the way, characters learn to make decisions for themselves, thanks to some tough new experiences that shove them along the path to adulthood.
Growing up means leaving prejudice behind in The Borrowers.
Growing up means gaining independence in The Borrowers.