Richard Sanders is being called an impetuous crank who ought to be punished for his boorish behavior. Maybe so. It won't change this: He is definitely onto something. Sanders is the state Supreme Court justice who couldn't take it any more. About a week ago, he was back in Washington, D.C., listening to a speech by President Bush's attorney general, Michael Mukasey, when he snapped. "Tyrant! You are a tyrant!" Sanders yelled at Mukasey, then walked out.