A few weeks ago, I went into a Barnes & Noble and noticed a prominent new display -- the "BRIC" table, piled high with books detailing the irresistible rise of Brazil, Russia, India and China. Nearby, another shelf sagged under the weight of more than half a dozen depressing new books about the failures of American foreign policy, each painting a more lurid picture than the last of the coming era of U.S. impotence.
The implication, it seemed clear, was that… more