Boys can "shoot the sh*t," but girls must act like a lady. It's just one of the paradoxes that Sarah Whitney Humphrey has noticed since childhood that has always annoyed her. What does "acting like a lady" even mean? Why are we teaching girls, at such a young age, to sit down and be quiet - just because they are female? In her book Pretty Young: Being Unapologetically Female in a Man's World, Humphrey uses her...