No country can hide from the dangers of carbon pollution

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.

Some technologies don't pan out; some companies fail. But I will not walk away from the promise of clean energy. ... I will not cede the wind or solar or battery industry to China or Germany because we refuse to make the same commitment here.

If some of these [Republican] folks were around when Columbus set sail, they must have been founding members of the 'flat earth society.' They would not believe that the world was round.

The notion that we would condition Iran not getting nuclear weapons in a verifiable deal on Iran recognizing Israel is really akin to saying that we won't sign a deal unless the nature of the Iranian regime completely transforms. And that is, I think, a fundamental misjudgment.

Over the last several days, we have heard from members of Congress who want their voices to be heard. I absolutely agree.

I support ensuring that committed gay couples have the same rights and responsibilities afforded to any married couple in this country. I believe strongly in stopping laws designed to take rights away and passing laws that extend equal rights to gay couples. I've required all agencies in the federal government to extend as many federal benefits as possible to LGBT families as the current law allows. And I've called on Congress to repeal the so-called Defense of Marriage Act and to pass the Domestic Partners Benefits and Obligations Act.