Bill Clinton: “Once you know about a problem, you're under a moral obligation to deal with it.”

I think we’re in good shape for the fall.

If we want to keep it and we believe in diversity, we shouldn’t wuss out about it.

I don't think any person with a straight face can tell you that Katrina was caused by global warming. But what we do know, what the evidence shows, is that there is an increase in the number and severity of bad weather events all across…

Have a happy birthday, friend.