Those Who Don't Learn From Their History

James Sirus Potter hates Slytherin, and wonders why it even exists. He's been demonstrating his ire in the form of pranks, and discovers a book in the Headmistress's office that proves his situation with Scorpio isn't so new. Seems the Founders of Hogwarts didn't exist as harmoniously as everyone believed, but why? And what can James do that they couldn't? Rated T for safety.