I think that we have to be constantly asking ourselves, 'How do we calculate the risk?' And sometimes we don't calculate it correctly; we either overstate it or understate it.

[Donald Trump] attitude towards our longest defense alliance and NATO, that we should somehow walk away from it.

If we have a Democratic Senate I think the Republican Party will wake up to the reality that their opposition to comprehensive immigration reform with a path to citizenship is a losing proposition. That Donald Trump's inflammatory rhetoric and derogatory comments do not really work in a national election. And I think we'll have a better chance to actually get something done.

We've got to keep fighting, and I will defeat ISIS.

Well, I may not be the youngest candidate in this race. But I will be the youngest woman President in the history of the United States!

I made policy decisions based on what I thought was right that keep Americans safe and to protect U.S. interests abroad. No wild political attacks by Donald Trump is going to change that.

When you have three out of the four largest banks in America today, bigger than they were - significantly bigger than when we bailed them out because they were too big to fail, I think if Teddy Roosevelt were alive today, a good Republican by the way, what he would say is: Break them up; they are too powerful economically; they are too powerful politically.