One way to measure how the world has changed in these last five years is to consider the extraordinary address to his nation by General Musharraf on Sept. 19, 2001. Pakistan was one of just three countries in the world (along with "our friends the Saudis" and the United Arab Emirates) to recognize the Taliban -- and, given that the Pakistanis had helped create and maintain them, they were pretty easy to recognize. President Bush, you'll recall, had declared that you're either with us or you're with the terrorists -- which posed a particular problem for Musharraf: He was with...