If you get up in the morning and think the future is going to be better, it is a bright day. Otherwise, it's not.

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.

There have to be reasons that you get up in the morning and you want to live. Why do you want to live? What's the point? What inspires you? What do you love about the future? If the future does not include being out there among the stars and being a multi planet species, I find that incredibly depressing.

I do love email. Wherever possible I try to communicate asynchronously. I'm really good at email.

It's not as though we can keep burning coal in our power plants. Coal is a finite resource, too. We must find alternatives, and it's a better idea to find alternatives sooner then wait until we run out of coal, and in the meantime, put God knows how many trillions of tons of CO2 that used to be buried underground into the atmosphere.

If we drive down the cost of transportation in space, we can do great things.

Patience is a virtue, and I'm learning patience. It's a tough lesson.

To make an embarrassing admission, I like video games. That's what got me into software engineering when I was a kid. I wanted to make money so I could buy a better computer to play better video games nothing like saving the world.

Really, the only thing that makes sense is to strive for greater collective enlightenment.

If something's important enough, you should try. Even if you the probable outcome is failure.

I'd like to dial it back 5% or 10% and try to have a vacation that's not just e mail with a view.

For all the supporters of Tesla over the years, and it's been several years now and there have been some very tough times, I'd just like to say thank you very much. I deeply appreciate the support, particularly through the darkest times.

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

I've actually made a prediction that within 30 years a majority of new cars made in the United States will be electric. And I don't mean hybrid, I mean fully electric.

A battery by definition is a collection of cells. So the cell is a little can of chemicals. And the challenge is taking a very high energy cell, and a large number of them, and combining them safely into a large battery.