Arab nationalism, which tended to be until relatively recent somewhat secular in motivation, has now become increasingly religious and fundamentalist. And that makes it more pervasive, more difficult to deal with.

American power worldwide is at its historic zenith.

The Ukrainian opposition should adopt democratic unity as its main principle, and it also must have one leader.

We shouldn't overdramatize the current disagreements with the Russians. They are real, but they're not really all that threatening. And the notion that we're moving back to some Cold War I think is really an exaggerated judgment.

Let's face it: The Jewish community is the most active political community in American society.

I think it is essential that America does not stumble into a stupid war with Iran.

Moreover, as America becomes an increasingly multi-cultural society, it may find it more difficult to fashion a consensus on foreign policy issues, except in the circumstance of a truly massive and widely perceived direct external threat.