He expected people to play fair. Rules meant order. Without them they’d be killing each other. It began with butting in, with parking in disabled spaces, with smoking in elevators. And it ended in murder. True, he had to admit, it was a bit of a stretch but it was descended from the same line. Trace it back far enough and a murderer probably always broke the rules, thinking himself better than the rest. He didn’t like rule-breakers.