The world, I think, has too many late-night talk shows.

Why can't Pluto be a planet? Some people like Pluto. And if it doesn't exist then they don't have a favorite planet. Right? Please write back but not in cursive because I can't read cursive.

If factual information upsets you, then you are creating a world that is not embracing objective truths, and that's not how you advance a democracy.

Many people feel small because they're small and the universe is big, but I feel big.

Don't know if it's good or bad that a Google search on “Big Bang Theory” lists the sitcom before the origin of the Universe

If the purpose of the universe was to create humans then the cosmos was embarrassingly inefficient about it.

This fear factor, this war driver is a very strong one and it's been with the species ever since the beginning and it motivated the Great Wall of China. War can be aggressive or defensive, right? So it motivated the Great Wall of China. Our space program was reactive to Russia.