When Edward Gibbon was writing about the fall of the Roman Empire in the late 18th century, he could argue that transportation hadn't changed since ancient times. An imperial messenger on the Roman roads could get from Rome to London even faster in A.D. 100 than in 1750. But by 1850, and even more obviously today, all of that has changed.

Life isn't easy, and leadership is harder still.

Mr. Obama's approach to engagement to some degree makes him dependent on people who wish neither him nor America well. This doesn't have to end badly and I hope that it doesn't - but it's not an ideal position after one's first year in power.

We Americans look at the last 300 years of history, and we basically see a world that's getting better and better. The rule of freedom expands. The economy develops. We have risen to become the world's greatest power.

The historian assesses that the investment of the wealthy classes in the Bank of England wedded them to the fate of the nation as a whole and to the maintenance of its stability.

The American people are extraordinarily comfortable, affluent, and secure. It's easy for us to make the argument that God's purpose is being fulfilled through history and through the rise of American power. And to some degree, it probably is.

There is not a great sense that the Americans know what they are doing, or are making much progress in Iraq. And there is satisfaction in seeing that the Iraqis are successful in resisting the United States.