For diplomacy to be effective, words must be credible - and no one can now doubt the word of America.

We favor a strong nonproliferation program that emphasizes diplomacy, reliance on multilateral regimes, controls on nuclear materials, and cooperative nuclear threat reduction.

Ours is a nation that does not seek revenge.

Some people are going to like the decisions I made, some people are not going to like the decisions that I made. That's just the way it is.

We can't impose freedom, but we can eliminate roadblocks to freedom, and to allow free societies to develop.

The survival of liberty in our land increasingly depends on the success of liberty in other lands.

We reflect on what has been lost and comfort those enduring a profound grief. And somehow we know that a brighter morning will come.