In the United States, if 43 percent of eligible voters do not vote, then democracy is weakened.

This massacre in Orlando is therefore a further reminder of how easy it is for someone to get their hands on a weapon that lets them shoot people in a school or in a house of worship or a movie theater or in a nightclub. And we have to decide if that's the kind of country we want to be. And to actively do nothing is a decision, as well.

I would have I think made a bigger mistake if I had said, "Eh, chemical weapons. That doesn't really change my calculus." I think it was important for me as president of the United States to send a message that in fact there is something different about chemical weapons [in Syria].

We're going to have to invest in the American people again, in tax cuts for the middle class, in health care for all Americans, and college for every young person who wants to go. In businesses that can create the new energy economy of the future. In policies that will lift wages and will grow our middle class. These are the policies I have fought for my entire career.

If we want to really reduce foreign influence on our elections, then we better think about how to make sure that our political process, our political dialogue is stronger than it's been.

There are times where I'd say the Oval Office, you use to gather the facts. The decisions you probably make late at night, or at least I do. But there are some times where you think you've made a decision, but during that walk, where you're announcing the decision, you've just got to make sure that, you're prepared to live with it, because as you know George, a lot of these decisions are not - the outcomes are uncertain.

As I travel around the world, it's fascinating; European leaders, Asian leaders, they all say to me, America is actually poised to be the world leader for another century - if we can fix some of this political dysfunction. ... We've got a lot of national security challenges, but if we get our economy together, and if we can get our political system to work well, I am really confident about our future.