If the rules are such that you can’t make progress, then you have to fight the rules.

I could either watch it happen or be a part of it.

Any product that needs a manual to work is broken.

No matter how hard you work, someone else is working harder.

Work like hell. You just have to put in 80 to 100 hour weeks every week. If other people are putting in 40 hour workweeks and you’re putting in 100 hour workweeks, then even if you’re doing the same thing, you will achieve in four months what it takes them a year to achieve.

No, I don’t ever give up. I’d have to be dead or completely incapacitated.

It’s OK to have all your eggs in one basket, as long as you control what happens to that basket.

When something is important enough, you do it even if the odds are not in your favour.

The future of humanity is going to bifurcate in two directions: Either it's going to become multiplanetary, or it's going to remain confined to one planet and eventually there's going to be an extinction event.

I would like to die on Mars; just not on impact.

There is nothing inherently expensive about rockets. It's just that those who have built and operated them in the past have done so with horrendously poor efficiency.

If nothing else, we are committed to failing in a new way.

Every person in your company is a vector. Your progress is determined by the sum of all vectors.

Everything works in PowerPoint; but if you have the physical item or some demonstration software, that's much more convincing to people than a PowerPoint presentation or a business plan.

People tend to think like, 'Why should electric vehicles have a subsidy,' but they're not taking into account that all fossil fuel-burning vehicles fundamentally are subsidised by the cost—the environmental cost—to Earth, but nobody's paying for it. We are going to pay for it, obviously—in the future we'll pay for it. It's just not paid for now.