I remember as a boy when the conversation on civil rights was won in the South. I remember a time when one of my friends made a racist joke and another said, 'Hey man, we don't go for that anymore.'

When you talk about President Trump, the cable networks turned over so many hours of prime time to him. Why? Because he was entertaining, but also because it drove ratings. And that is different from what the news media is supposed to focus on.

We have a planetary emergency. We have to find a way to create, in the generation of those alive today, a sense of generational mission.

The conversation on global warming has been stalled because a shrinking group of denialists fly into a rage when it's mentioned.

George W. Bush promised us a foreign policy with humility. Instead, he has brought us humiliation in the eyes of the world. He promised to restore honor and integrity to the White House. Instead, he has brought deep dishonor to our country and built a durable reputation as the most dishonest president since Richard M. Nixon.

We sometimes emphasize the danger in a crisis without focusing on the opportunities that are there.

Each and every one of us can make changes in the way we live our lives and become part of the solution [to climate change]