I continue to believe when I said in Hanover, that the E.U. remains one of the world's great political and economic achievements, and that those achievements should not be taken for granted.

We need somebody who's got the heart, the empathy, to recognize what it's like to be a young teenage mom, the empathy to understand what it's like to be poor or African-American or gay or disabled or old - and that's the criterion by which I'll be selecting my judges.

This is my last election. After my election, I have more flexibility.

It took a lot of blood, sweat and tears to get to where we are today, but we have just begun. Today we begin in earnest the work of making sure that the world we leave our children is just a little bit better than the one we inhabit today.

There are problems that just end up being really hard and by definition the only problems that come to my desk are the ones that nobody else can solve.

The future is ours to win. But to get there we can't just stand still.

I always say that campaigning and governing are two different things.