Hillary Clinton has been in politics long enough to know the value of the word "change." In 1992, her husband's political guru, James Carville, hung a white sign in the Clinton campaign war room that read CHANGE VS. MORE OF THE SAME. Bill Clinton won the presidency that year with 370 electoral votes. Over the course of the summer, she watched her rivals for the Democratic nomination try again and again to define themselves as change and Clinton as the status quo. ("We're more interested in looking forward, not backward," Barack Obama told reporters. "And the American people feel the...