''One anecdote from Mosul," said General Peter Pace, the chairman of the Joint Chiefs of Staff, at the National Defense University earlier this month. ''There was a police recruiting station. Forty young men lined up to sign up to become Iraqi policemen. A vehicle-borne IED explodes -- kills or badly injures 12 of them. The next day, the 28 remaining return to the same spot to sign up to be policemen. ''And that kind of courage," the general told his audience, ''is being shown across Iraq by literally thousands and thousands of Iraqis who want to serve their country." But...