Every president who has tried to bring about big changes I think elicits the most passionate responses.

The absence of hope can rot a society from within.

That is the story of our history - whether it's the pursuit of prosperity for our people or the struggle for equality for all of our citizens, our commitment to stand up for our values abroad, and our sacrifices to make the world a safer place. Let us remember that we can do these things not just because of wealth or power, but because of who we are. One nation under God, indivisible, with liberty and justice for all.

We will keep the promise of Social Security by taking the responsible steps to strengthen it - not by turning it over to Wall Street.

I think I did in the sense that there's a whole generation coming up behind us that was engaged, inspired, worked for change during the course of my presidency, saw what was possible. And that generation, it's coming.

[Two of the most unpopular presidential candidates selected by the two parties in history] indicates that there is a lot of cynicism out there. It indicates that the corrosive nature of everything from talk radio to fake news to negative advertising has made people lack confidence in a lot of our existing institutions.

The role of citizen in our democracy does not end with your vote.