With one linear centimeter of your lower colon there lives and works more bacteria (about 100 billion) that all humans who have ever been born. Yet many people continue to assert that it is we who are in charge of the world

There are books on my shelf that I'm not into. They are things I don't know anything about yet. It's going to lead me off into a new place. The books don't represent an interest; they represent a source of my ignorance.

If something comes up that is completely freaky, it's spiritual-looking to the scientist, the first explanation is not going to be that it's God, because the history of that has failed. It would have to be, like, the hundredth explanation.

It seems that we're better at finding someone to blame for our problems than we are at finding creative solutions to fix them.

We need to look at NASA, not as a handout, but as an investment.

As children we all wonder - we wonder all the time. And that gets lost in adulthood. It gets beaten out, it gets filtered out or diluted out.

Einstein's theory, we know that it fails. In advance, we know it fails. So that a deeper understanding of nature is awaiting us.