There is a huge body of business evidence now showing that energy savings give better service at lower cost with higher profit. We have to tear down barriers to successful markets and we have to create incentives to enter them.

We Democrats think the country works better with a strong middle class, real opportunities for poor people to work their way into it and a relentless focus on the future, with business and government working together to promote growth and broadly shared prosperity. We think "we're all in this together" is a better philosophy than "you're on your own."

You know, by the time you become the leader of a country, someone else makes all the decisions. ... You may find you can get away with virtual presidents, virtual prime ministers, virtual everything.

Nearly every problem has been solved by someone, somewhere. The challenge of the 21st century is to find out what works and scale it up.

I love the HRC. The initials are great.

I don't mind the debates, they're good for America, but we shouldn't be out there attacking each other all the time.

I may not have been the greatest president, but I've had the most fun eight years.