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Some people don't like change, but you need to embrace change if the alternative is disaster.

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We could definitely make a flying car - but that's not the hard part. The hard part is, how do you make a flying car that's super safe and quiet? Beca...more

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SpaceX is only 12 years old now. Between now and 2040, the company's lifespan will have tripled. If we have linear improvement in technology, as oppos...more

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When Henry Ford made cheap, reliable cars people said, 'Nah, what's wrong with a horse?' That was a huge bet he made, and it worked.

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The revolutionary breakthrough will come with rockets that are fully and rapidly reusable. We will never conquer Mars unless we do that. It'll be too ...more

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Nobody wants to buy a $60,000 electric Civic. But people will pay $90,000 for an electric sports car.

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Silicon Valley has some of the smartest engineers and technology business people in the world.

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It would take six months to get to Mars if you go there slowly, with optimal energy cost. Then it would take eighteen months for the planets to realig...more