For most of the history of our species we were helpless to understand how nature works. We took every storm, drought, illness and comet personally. We created myths and spirits in an attempt to explain the patterns of nature.

I don't have any faith, but I have a lot of hope, and I have a lot of dreams of what we could do with our intelligence if we had the will and the leadership and the understanding of how we could take all of our intelligence and our resources and create a world for our kids that is hopeful.

We smoked the way other American families would have wine with dinner. For us, it was our sacrament. It was something that made a great life sweeter in every possible way.

I've been thinking about the distorted view of science that prevails in our culture. I've been wondering about this, because our civilization is completely dependent on science and high technology, yet most of us are alienated from science.

Interviewer: "Didn't [Sagan] want to believe?" Druyan: "He didn't want to believe. He wanted to know.

Ten long trips around the sun since I last saw that smile, but only joy and thankfulness that on a tiny world in the vastness, for a couple of moments in the immensity of time, we were one.

Contrary to the fantasies of the fundamentalists, there was no deathbed conversion, no last minute refuge taken in a comforting vision of a heaven or an afterlife. For Carl, what mattered most was what was true, not merely what would make us feel better. Even at this moment when anyone would be forgiven for turning away from the reality of our situation, Carl was unflinching. As we looked deeply into each other's eyes, it was with a shared conviction that our wondrous life together was ending forever.