I'd like - inviting aliens and have them observe what we do because so much of what we do that we take for granted will just be weird or extraordinary or just plain dumb when observed by an alien from another civilization.

There is no true understanding of Biology without Chemistry. And there's no true understanding of Chemistry without Physics.

Unlike what you may be told in other sectors of life, when observing the universe, size does matter, which often leads to polite ‘telescope envy’ at gatherings of amateur astronomers.

I want to put on the table, not why 85% of the members of the National Academy of Sciences reject God, I want to know why 15% of the National Academy don’t.

Some air you inhale was exhaled by Cleopatra.

I would teach how science works as much as I would teach what science knows. I would assert (given that essentially, everyone will learn to read) that science literacy is the most important kind of literacy they can take into the 21st century. I would undervalue grades based on knowing things and find ways to reward curiosity. In the end, it's the people who are curious who change the world.

When you innovate no one else can figure out how to do what you're doing because you're too far ahead of them. And the day they do figure out, you're on to the next object, the next widget, the next concept in innovation. And so America has benefited economically from the space race even though it was driven by military.