When we think of the major threats to our national security, the first to come to mind are nuclear proliferation, rogue states and global terrorism. But another kind of threat lurks beyond our shores, one from nature, not humans - an avian flu pandemic.

Women can't wait for equal pay. And I won't stop fighting to address this inequality.

Whatever decisions I make are going to be based first on a strategy to keep us safe and then we'll figure out how to resource it.

Globalization combined with technology, combined with social media and constant information, have disrupted people's lives sometimes in very concrete ways; a manufacturing plant closes and suddenly an entire town no longer has what was the primary source of employment.

What we can do is make sure that Afghanistan is not a safe haven for Al Qaeda. What we can do it make sure that it is not destabilizing neighboring Pakistan, which has nuclear weapons. The key is we’ve got to have a clear objective...

Obviously [my daughters] - and Michelle - have made a lot of sacrifices on behalf of my cockamamie ideas, the running for office and things.

We're going to have to invest in the American people again, in tax cuts for the middle class, in health care for all Americans, and college for every young person who wants to go. In businesses that can create the new energy economy of the future. In policies that will lift wages and will grow our middle class. These are the policies I have fought for my entire career.