You asked Marco Rubio if it was too little too late. I think there's a little bit of too much too late, which is, he is just getting down in the muck with Donald Trump. And when you get down in the muck, you get up with muck on you.

I think it is now widely understood that the so-called "War on Drugs" has largely been a failure. Too many people have developed criminal records for smoking marijuana. Too many people have gone to jail for nonviolent crimes. So I think it's important for us to rethink the war on drugs.

Every person in this country who has the desire and ability should be able to get all the education they need regardless of the income of their family. This is not a radical idea. In Germany, Scandinavia and many other countries, higher education is either free or very inexpensive. We must do the same.

As the nation at last confronts global warming, it is no time for denial, greed, cynicism or pessimism.

The only way change happens is when people become more significantly involved in the political process. We have to increase voter turnout and citizen participation so that people know what's going on and demand a government that works for everybody and not just the one percent.

I think the Democratic Party has got to make fundamental choices.

I'm running for president, because as I go around this nation, I talk to a lot of people. And what I hear is people's concern that the economy we have is a rigged economy.