I don't think it's a good idea to plan to sell a company.

It was obvious to me that we could never colonize Mars without reusability, any more than America would have been colonized if they had to burn the ships after every trip.

People will buy the car just because it's a great car. We want them to think it's excellent value for money and then, oh yeah, it happens to be electric.

In order for us to have a future that's exciting and inspiring, it has to be one where we're a space-bearing civilization.

Silicon Valley has evolved a critical mass of engineers and venture capitalists and all the support structure - the law firms, the real estate, all that - that are all actually geared toward being accepting of startups.

In almost any industry, if you're passionate about doing a great job and making people that buy your product or service as happy as possible, it's really fulfilling.

I just want to retire before I go senile because if I don't retire before I go senile, then I'll do more damage than good at that point.