Everyone likes to think they started the notebook. Sophie claims she stole the idea from two girls in her math class. Courtney still has a death grip on the theory that the notebook was her invention. Lindsey doesn't really care; she's just along for the ride. And Julia never knows what's going on anyway.What we do know is that we started the notebook in freshman year at Stuyvesant High School as a way to keep in contact when our conflicting schedules denied us one another's company. It allowed us to express ourselves and our views of the world in a tone of complete sarcasm, obscenity, and...