Dreams about the future are always filled with gadgets.

Dark matter and dark energy are two things we measure in the universe that are making things happen, and we have no idea what the cause is.

Civilization just takes it as a given that the whole world was flooding. Then science came and you had geology and modern astrophysics, and time became well understood going back billions of years. So enlightened religious people, as a necessity, had to shed the magical elements of the Bible. A little known fact is that Thomas Jefferson did just that. There's something called the Jefferson Bible. It's not widely publicized because it sort of conflicts with certain people's ideas of what the founding fathers were.

Whenever people have used religious documents to make accurate predictions about our base knowledge of the physical world, they have been famously wrong.

The first colony on Mars is not going to be built by a private company. How are you going to make money? You're not.

Not everyone is going to like science as a subject.

The value of the space program is beyond science, it's beyond military; it's a cultural shift in how we think of our place in the universe.