Freedom isn't free. It shouldn't be a bragging point that 'Oh I don't get involved in politics ' as if that makes someone cleaner. No that makes you derelict of duty in a republic. Liars and panderers in government would have a much harder time of it if so many people didn't insist on their right to remain ignorant and blindly agreeable.
Sister is probably the most competitive relationship within the family but once the sisters are grown it becomes the strongest relationship.