We are trying to reinvigorate our stagnant energy sector, to create avenues for new wealth. Clean energy innovation, job creation and energy independence should be common ground for all Americans.

I learned more in those six months [ in the White House] than in the prior six years. I don't think that anybody who has had the privilege to serve the country at that level should walk out and behave like a crybaby. And I plan to continue to serve the country in other capacities.

We need to send hundreds of millions of dollars down to our public high schools, vocational colleges, and community colleges to begin training people in the green-collar work of the future - things like solar-panel installation, retrofitting buildings that are leaking energy, wastewater reclamation, organic food, materials reuse and recycling.

I used to be called the "Green Jack Kemp" because of my promotion of entrepreneurial and work-based solutions for poor people.

You know it's not "you have to see it to believe it" - sometimes you have to believe it to see it. You have to know what you're looking for when you're seeing signs of an authoritarian takeover of your country.

I cannot in good conscience ask my colleagues to expend precious time and energy defending or explaining my past. We need all hands on deck, fighting for the future.

Progressives are overreacting .Underreacting, though, to the - what the real threats are, and the real opportunities.