The best armor against everything around you is to be well educated, to work hard, to be twice as good as if you had to be, to do languages and culture better.

The United States has no credible evidence that Iraq moved weapons of mass destruction into Syria early last year before the U.S.-led war that drove Saddam Hussein from power.

America is a remarkable place in that social attitudes change almost imperceptibly, and then you wake up the next day and they've changed. But they've been changing all the time.

You cannot be on one hand dedicated to peace and on the other dedicated to violence. Those two things are irreconcilable.

America's still a very, very powerful symbol and a very important place of leadership for the world.

Differences can be strength rather than a handicap.

Separation of powers is a problem for foreign policy.