I can be much more sarcastic and, I think, sometimes withering in my assessments of things than I allow to show in my public life.

Operation Iraqi Freedom is over, and the Iraqi people now have lead responsibility for the security of their country

The capacity of Iraq's security forces has improved, and Iraq's leaders have made strides toward political accommodation

What we've said to the girls is: 'If you guys ever decide that you're going to get a tattoo, then mommy and me will get the exact same tattoo, in the same place.' And we'll go on YouTube and show it off as a family tattoo.

If you think you got a better idea in terms of how to approach this that's not gonna result in more pollution, and more asthma, and more illness then put your ideas out there. But don't just oppose things because, "This was Obama's agenda."

I spoke on the phone with President Rouhani of the Islamic Republic of Iran. The two of us discussed our ongoing efforts to reach an agreement over Iran's nuclear program. While there will surely be important obstacles to moving forward and success is by no means guaranteed, I believe we can reach a comprehensive solution.

I see Donald Trump as a phenomenon of an expression of certain fears, certain resentments, that have been a running thread in American history.