If you believe in a security strategy - a strategy of more friends and fewer enemies, a strategy of greater cooperation and a strategy of keeping America better at home as we grow more diverse - we have to build the minds and hearts to build this kind of world.

Over time, the more we bring China into the world, the more the world will bring freedom to China.

Work is about more than making a living, as vital as that is. It's fundamental to human dignity, to our sense of self-worth as useful, independent, free people.

The Kyoto Treaty wasn't perfect, but we signed it, in fact, helped to draft it. And I'm very proud of it, it was the world's first commitment to doing something comprehensive on greenhouse gases and trying to reduce global warming before we do irreversible damage to many civilizations around the world.

Just try to imagine what it would be like to be 300 million years old.

The seven principles of Kwanzaa - unity, self-determinat ion, collective work and responsibility, cooperative economics, purpose, creativity and faith -- teach us that when we come together to strengthen our families and communities and honor the lesson of the past, we can face the future with joy and optimism.

The United States is too big and we are too involved with too many people for any president to be able to take actions that will be universally agreed to all day, every day and everywhere in the world.