As lower-cost phones begin to penetrate, they'll become the educator and physician everywhere on the planet.

If you can make a big impact on the global literacy problem, you can uplift a big portion of society.

I don't think the space station is innovative. Going to the moon was innovative because we had no idea how to do it.

Humans are the worst control system to put in front of a car.

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.

Stuff goes wrong. Expect it, learn from it, fix it. That's how remarkable happens.

If the risk is fully aligned with your purpose and mission, then it's worth considering.