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.

The reason we should do a carbon tax is because it's the right thing to do. It's economics 101, elementary stuff.

I'm reasonably optimistic about the future, especially the future of the United States - for the century, at least.

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.

Many things are improbable, only a few are impossible.

You need to be in the position where it is the cost of the fuel that actually matters and not the cost of building the rocket in the first place.

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