I've been pondering what might be called the $64,000 political question of the day: How does a president hold on to a good public approval rating when bad things are happening -things that you might think would cost him the trust and support of most Americans? Of course, I'm referring to President Bush, who, according to highly regarded polls, has been weathering business scandals that sent the stock market tumbling and charges that Bush himself had been involved in unethical practices when he was in the business world a few years ago. After the market had been plunging for six...