If John McCain wants to have a debate about who has the temperament, and judgment, to serve as the next Commander-in-Chief, that's a debate I'm ready to have.

We have seen violence and terror perpetrated by those who profess to stand up for faith, their faith. Professed to stand up for Islam, but in fact are betraying it. Humanity has been grappling with these questions throughout human history. And lest we get on our high horse and think this is unique to some other place, remember that during the Crusades and the Inquisition people committed terrible deeds in the name of Christ.

I guarantee that there is no political influence in any investigation conducted by the Justice Department or the FBI, not just in this case, but in any case, full stop, period.

I'll remember the view out this window [from Oval Cabinet], because this is where we had our - the playground that we put in when Malia and Sasha came in. Being able every once in awhile to look out the window and see your daughters during the summer, swinging on that swing set, that made the presidency a little bit sweeter.

In your generation, everybody is constantly bombarded with all kinds of different input from different cultures, and that's a strength, that's a positive thing. That's why I remain confident about America's ability to compete in the world, precisely because we've got a little bit of everybody in this country.

There are war-torn countries, people full of poverty, who still voted, 60, 70 percent. If here in the United States of America, we voted at 60 percent, 70 percent, it would transform our politics.

The sort of seeing cruelty and callousness of that sort from young people is heartbreaking.