'Smart power' is the use of American power in ways that would help prevent and resolve conflict - not just send our military in.

I'm still amazed at how my mother emerged from her lonely early life as such an affectionate and levelheaded woman.

We know that Donald Trump has shown a very troubling willingness to back up [Vladimir] Putin, to support Putin, whether it's saying that NATO wouldn't come to the rescue of allies if they were invaded, talking about removing sanctions from Russian officials after they were imposed by the United States and Europe together, because of Russia's aggressiveness in Crimea and Ukraine, his praise for Putin which is I think quite remarkable.

Climate change is directly related to the growth of terrorism. And if we do not get our act together and listen to what the scientists say, you're going to see countries all over the world struggling over limited amounts of water, limited amounts of land to grow their crops ask you're going to see all kinds of international conflict.

I respect Donald Trump's children. His children are incredibly able and devoted, and I think that says a lot about Donald. I don't agree with nearly anything else he says or does, but I do respect that. And I think that is something that as a mother and a grandmother is very important to me.

We do have special forces, we do have trainers, we do have the military personnel who are helping with the airstrikes that the United States is leading so that we can try to take out ISIS infrastructure, take out their leadership.

Every presidential candidate for decades has released his tax returns, and I've released 33 years of my tax returns. The American people deserve to know about our taxes. And so Donald Trump is standing in the way of precedent that goes back on both sides of aisle Democrats and Republicans, and he clearly has something that he doesn't want us to see.