I saw courage both in the Vietnam War and in the struggle to stop it. I learned that patriotism includes protest, not just military service.

NAFTA recognizes the reality of today's economy - globalization and technology. Our future is not in competing at the low-level wage job; it is in creating high-wage, new technology jobs based on our skills and our productivity.

I'm fascinated by rap and by hip-hop. I think there's a lot of poetry in it. There's a lot of anger, a lot of social energy in it. And I think you'd better listen to it pretty carefully, 'cause it's important.

Climate change, if unchecked, is an urgent threat to health, food supplies, biodiversity, and livelihoods across the globe.

President Obama and I both believe we don't have time for a meeting anywhere of the Flat Earth Society.

I saw courage both in the Vietnam War and in the struggle to stop it. I learned that patriotism includes protest, not just military service.