Even if there's a zombie apocalypse, you'll still be able to travel using the Tesla Supercharging system.

There's a real opportunity to have a vertical takeoff and landing electric supersonic jet.

It's obviously tricky to convert cellulose to a useful biofuel. I think actually the most efficient way to use cellulose is to burn it in a co-generation power plant. That will yield the most energy and that is something you can do today.

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.

Trying to read our DNA is like trying to understand software code - with only 90% of the code riddled with errors. It's very difficult in that case to understand and predict what that software code is going to do.

Yeah, well I think anyone who likes fast cars will love the Tesla. And it has fantastic handling by the way. I mean this car will crush a Porsche on the track, just crush it. So if you like fast cars, you'll love this car. And then oh, by the way, it happens to be electric and it's twice the efficiency of a Prius.

For me it was never about money, but solving problems for the future of humanity.