After my election there was talk of a postracial America. And such a vision, however well intended, was never realistic.

It is in the interests of all of us - the United States, China and the rest of the world - to make sure that the rules of the road are upheld. These rules and norms are part of the foundation of regional stability, and they have allowed nations across the region, including China, to grow and prosper.

Here at home, we will strengthen our defenses but not succumb to a siege mentality that sacrifices the open society and liberties and values that we cherish as Americans, because great and proud nations don't hunker down and hide behind walls of suspicion and mistrust.

If Iran cheats, the world will know it.

The notion that somehow as a consequence of me knowing somebody who engaged in detestable acts 40 years ago, when I was 8 years old, somehow reflects on me and my values doesn't make much sense.

People in every country should be free to choose and live their faith based upon the persuasion of the mind, and the heart, and the soul. This tolerance is essential for religion to thrive.

We must educate our children to become like young Egyptian people.