China's ability to deliver nuclear warheads on American cities is expanding.

The U.S has acquired reservoirs of goodwill around the globe over many years. But it is clear - from polling data and ample anecdotal evidence - that America is losing its allure in much of the world.

The U.S. should support the historic Gaza withdrawal as a first step toward a final settlement: a permanent Palestinian state in Gaza and nearly all of the West Bank.

Aid can work where there is good governance, and usually fails where governments are unable or unwilling to commit aid to improve the lives of their people.

Events often move faster than our ability to comprehend them.

Putting together a counter- terrorism policy, it's very easy to look at law enforcement or defense, military action or stopping the money flows or whatever, but the really difficult part is integrating all aspects of the policy, and I think she put a lot of emphasis on that.

We cannot do everything in Africa, but doing nothing is not an option.