I believe we should make use of what we know. We know that the future of the Earth must not be compromised.

I put confidence in the American people, in their ability to sort through what is fair and what is unfair, what is ugly and what is un-ugly.

The United States will continue its efforts to improve our understanding of climate change - to seek hard data, accurate models, and new ways to improve the science - and determine how best to meet these tremendous challenges.

The American Dream means giving it your all, trying your hardest, accomplishing something. And then I'd add to that, giving something back. No definition of a successful life can do anything but include serving others.

The day will come - and it is not far off - when the legacy of Lincoln will finally be fulfilled at 1600 Pennsylvania Avenue, when a black man or woman will sit in the Oval Office. When that day comes, the most remarkable thing about it will be how naturally it occurs.

We know what works. Freedom Works. We know what's right. Freedom is right.

I like a colorful sock. I'm a sock man.