But we will always be aware that those judgements - however small or insignificant they may seem in isolation - can together change the character of our country.

BBC: Cameron's data speech in full

But ultimately what makes us special is when we summon the ability to see past those differences, and come together around the belief that what binds us together will always be more powerful than what drives us apart.

WHITEHOUSE: Weekly Address: End the Sequester to Keep Growing the Economy | The White House

There always will be healthy competition between China and the United States in developing and marketing technologies, but we must work closely together to scale up and commercialize the best ideas, regardless of whether it comes from our two nations or other countries in Europe or Asia or North America.

CNN: Coal-burning CEO: U.S., China must fight pollution