My father was not only a planetary scientist and a great popularizer of science, but he thought very deeply about the world. He was a scholar, he studied history. He taught a class in critical thinking, and he was very, very aware of the directions we might go.

Dad was a difference maker. He reached out to people. He took them by the awe and wonder we feel over the most important questions we can think to imagine. He pulled them away from blind faith, away from pseudoscience, toward a deeper, richer understanding of the universe.

Life in space is impossible,' we're warned, and amidst the hypnotic beauty of these heavens, we become painfully aware of what a hostile environment space is, how unforgiving, how unsympathetic to human desires.

Astonishingly powerful and poignant, 'Gravity' is the rarest of rares: a space survival film informed by a genuine reverence for the awe-inspiring cosmos we inhabit.

The differences in income between the poor world and the rich world are so great that people have to be interested.

Why do you judge me as a musician, John? All I'm interested in is making money.

Some of the things I've done in my life, I've done to make money because I had to make money... and some things I did just because they were on my mind and they were of interest to me... some of the little plays I wrote.

People say that the most expensive piece of medical equipment is the doctor's pen. It's not that we make all the money. It's that we order all the money.