Pakistan has become the latest microcosm containing all the contradictions bedeviling American policy. Our commitment to democracy and human rights is running afoul of our war against the Islamist terrorists, and not for the first time. Our commitment to stability is going head to head with our commitment to the rule of law. For a nation as powerful — and with as many diverse interests — as America, it would unreasonable to expect a field free of such agonizing dilemmas.