I don't spend my time pontificating about high-concept things; I spend my time solving engineering and manufacturing problems.

I'm extremely confident that solar will be at least a plurality of power, and most likely a majority... in less than 20 years.

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

With artificial intelligence, we are summoning the demon. In all those stories where there's the guy with the pentagram and the holy water, it's like, yeah, he's sure he can control the demon. Didn't work out.

I don't create companies for the sake of creating companies, but to get things done.

Failure is an option here. If things are not failing, you are not innovating enough.

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