I wrote newspaper articles professionally for seven years, and I love newspapers. I'm hopeful that new business models will emerge that allow the newspaper culture to genuinely thrive in the digital age.

I have absolutely no plans and no expectations of ever being a candidate again.

I've learned the importance of changing people's minds at the grassroots level so that whoever does run will have a much better chance of encountering public opinion that reaches a critical mass and brings about a change not only in White House policies but in the Congress and in the state legislatures and all around the world.

Traditionally the United States has been the natural leader of the world. That's not just pride as an American speaking; it's just the reality. Without the U.S. being involved in Paris Climate Agreement, it's hard for the world community to move forward as effectively.

The scientists are virtually screaming from the rooftops now. The debate is over! There's no longer any debate in the scientific community about this. But the political systems around the world have held this at arm's length because it's an inconvenient truth, because they don't want to accept that it's a moral imperative.

I was recently on a tour of Latin America, and the only regret I have was that I didn't study Latin harder in school so I could converse with those people.

The golden thread of reason that used to be stretched taut to mark the boundary between the known and the unknown is now routinely disrespected.