John Kerry: “Stopping a potential humanitarian disaster of massive proportion became a question of hours and not days.”

We are competing, but everybody has their own approach, which is one of the exciting things here.

No, that's not acceptable. And I believe it was an algorithm that kicked that out kind of crazily.

The message coming out of this COP is, we are moving away from fossil fuels. We are not turning back. That is the future.

It's a matter of mathematics and physics, not politics, not ideology. It is a response to the science.