To our knowledge, life exists on only one planet, Earth. If something bad happens, it's gone. I think we should establish life on another planet-Mars in particular-but we 're not making very good progress. SpaceX is intended to make that happen.

Physics is really figuring out how to discover new things that are counterintuitive, like quantum mechanics. It's really counterintuitive.

You can just reload, propel it and fly again. This is extremely important for revolutionizing access to space because as long as we continue to throw away rockets and space crafts, we will never truly have access to space.

Brand is just a perception, and perception will match reality over time. Sometimes it will be ahead, other times it will be behind. But brand is simply a collective impression some have about a product.

The extension of life beyond Earth is the most important thing we can do as a species.

I think it matters whether someone has a good heart.

Tesla is here to stay and keep fighting for the electric car revolution.