It [the Constitution] didn't break free from the essential constraints that were placed by the founding fathers in the Constitution, at least as it's been interpreted, and the Warren court interpreted it in the same way that generally the Constitution is a charter of negative liberties. It says what the states can't do to you, it says what the federal government can't do to you, but it doesn't say what the federal government or the state government must do on your behalf. And that hasn't shifted.

On the other hand, it is also undeniable that the Palestinian people - Muslims and Christians - have suffered in pursuit of a homeland.

We've got to make sure that our economy is strong at home so that we can project military power overseas.

These are young people who made mistakes that aren't that different than the mistakes I made and the mistakes that a lot of you guys made, we have a tendency sometimes to almost take for granted or think it's normal that so many young people end up in our criminal justice system. It's not normal. ... What is normal is teenagers doing stupid things.

We've got some fundamental choices to make about the kind of country we want to be. Will we accept an economy where only a few of us do spectacularly well, or are we going to build an economy where everyone who works hard has a chance to get ahead?

In sectors like energy, I haven't been arguing for more spending per se; I've been arguing that it doesn't make sense for us to spend $4 billion subsidizing an oil industry that's mature and very profitable. We should be using that money to finance clean energy of the future.

We're going to achieve our goal. We are going to degrade and ultimately defeat ISIL.