I think it's harder for people than it should be. But as more and more of us become carbon neutral and change the patterns in our lives to be part of the solution instead of part of the problem, we are now beginning to see the changes in policy that are needed.

I think the ethical standards established in this White House have been the highest in the history of the White House.

The physical relationship between CO2 molecules and the atmosphere and the trapping of heat is as well-established as gravity, for God's sakes. It's not some mystery.

The sooner we switch away from carbon-based fuel and start relying on renewable energy sources available in the United States, the sooner we will grow our economy by creating the millions of new jobs that will come from retrofitting homes and businesses, building smart grids, renewable energy systems and planting trees and all the rest. We need to create a lot of jobs that can't be outsourced.

We have to use our reasoning capacity and set long-term goals based on our deepest values.

I am concerned about the economy. I was the first one laid off.

Throughout most of my life, I raised tobacco. I want you to know that my own hands, all of my life, I put in the plant beds and transferred it! I hoed it! I've dug in it! I've sprayed it! I've chopped it! I've shredded it, spiked it, put it in the barn and stripped it and sold it!