We have to use all of America's strengths to build a world with more partners and fewer adversaries, more shared responsibility and fewer conflicts, more good jobs and less poverty, more broadly based prosperity with less damage to our environment.

Donald Trump always is looking for some conspiracy.

We're living in a technological world. You cannot tell me we can't do a better job getting that information.

The most important qualification is that the person I pick be ready to become president if something were to happen.

Do what is necessary to be resilient. You will get knocked down. What matters is that you get back up.

I don't think we need to have an either/or debate about the use of military force - I think you can be both tough and smart.

The most important thing that each of us can do is to try even harder to see the world through our neighbor's eyes.