A Masai warrior on a cellphone in the middle of Kenya has better mobile comm than President Reagan did 25 years ago.

Every second of every day, our senses bring in way too much data than we can possibly process in our brains.

The day before something is a breakthrough, it’s a crazy idea.

You could not legally put a human and fly them into space. In fact, you couldn't bring a spaceship back. All those spaceships we were sending commercially into space were one way. You sort of like, got rid of them. And most passengers, who go up, do want to come back down.

You need to be a little crazy to change the world, and you can’t really fake it.

More than ever before in history, individuals can now band together to solve grand challenges. We face enormous problems, but we 'as individuals' have enormous power to solve them.

It's sad that the U.S. government doesn't fund risky research anymore.