"There must be a limit to that kind of lifestyle, though," she says. "You can't use that strength as a protective wall around you. There's always going to be something stronger that can overcome your fortress. At least in principle." "Strength itself becomes your morality." "You catch on quickly." "The strength I'm looking for isn't the kind where you win or lose. I'm not after a wall that'll repel power coming from outside. What I want is the kind of strength to be able to absorb that outside power, to stand up to it. The strength to quietly endure things--unfairness, misfortune, sadness, mistakes, misunderstandings." "That's got to be the most difficult strength of all to make your own." "I know..."