We're learning how important it is both to preserve sibling relationships if they work and repair them if they're broken. We're also learning a lot about nonliteral siblings - stepsiblings half-siblings - and the surprising power they can have.
Learn from me if not by my precepts then by my example how dangerous is the pursuit of knowledge and how much happier is that man who believes his native town to be the world than he who aspires to be greater than his nature will allow.