Now that Iran's actions have been verified, it can begin to receive relief from certain nuclear sanctions and gain access to its own money that had been frozen.

And let me say this as a politician I can promise you this, political leaders will never take risks if the people do not push them to take some risks. You must create the change that you want to see.

That is the true genius of America-a faith in simple dreams, an insistence on small miracles.

The good news is I think there are a lot of young people certainly who were involved in my campaigns, and I think continue to be involved in work not just politically, but through nonprofits and other organizations, that can carry this hard work of democracy forward.

In five days, you can turn the page on policies that put greed and irresponsibility on Wall Street before the hard work and sacrifice of folks on Main Street. In five days, you can choose policies that invest in our middle class, and create new jobs, and grow this economy, so that everyone has a chance to succeed, not just the CEO, but the secretary and janitor, not just the factory owner, but the men and women on the factory floor.

I actually believe that we need missile defense, because of Iran and North Korea and the potential for them to obtain or to launch nuclear weapons, but I also believe that, when we are only spending a few hundred million dollars on nuclear proliferation, then we're making a mistake.

It's only when you hitch your wagon to something larger than yourself that you realize your true potential.