Americans have lost touch with a crucial strain of their foreign-policy tradition.
The coming election could help steer the Afghan war, the global economy, and the course of European integration or disintegration.
The U.S. will remain powerful, yes, but the world is changing.
As China, India, Russia, and Brazil join the global middle class, brains and money will increasingly flow away from the United States
The next clash of civilizations will not be between the West and the rest but between the United States and Europe—and Americans remain largely oblivious