In modern times, if the sole measure of what’s out there flows from your five senses then a precarious life awaits you.

If you're really successful at bullshitting, it means you're not hanging around enough people smarter than you.

No doubt, the most challenging class of questions in science is the origin of things.

You get to say that the Earth is flat because we live in a country that guarantees your free speech. But it's not a country that guarantees that anything you say is correct.

We fail in even the simplest of all scientific observations-nobody looks up anymore.

Luckily, there are some rocks left over from our earliest days, asteroids formed during our solar system's birth. Occasionally, some of them drop in on Earth, and when they do, they're called meteorites.

I love the smell of the universe in the morning.