John Kerry: “I defend the American system of privacy and the commitment that we have in our laws.”

I mean, we try to help the world.

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

The message is, let's find a way to be able to make sure when we fly, we're not leaving emissions that we cannot capture.

you cannot just sit there anywhere and wish that things are going to be as they have been historically.