The reality is gas prices should be much more expensive then they are because we're not incorporating the true damage to the environment and the hidden costs of mining oil and transporting it to the U.S. Whenever you have an unpriced externality, you have a bit of a market failure, to the degree that eternality remains unpriced.

The tough thing is figuring out what questions to ask, but […] once you do that, the rest is really easy.

I always had an existential crisis, trying to figure out ‘what does it all mean?’ I came to the conclusion that if we can advance the knowledge of the world, if we can expand the scope and scale of consciousness, then, we’re better able to ask the right questions and become more enlightened. That’s the only way to move forward.

You shouldn't do things differently just because they're different. They need to be... better.

With artificial intelligence we are summoning the demon.

Nobody wants to buy a $60,000 electric Civic. But people will pay $90,000 for an electric sports car.

I realized that a methane-oxygen rocket engine could achieve a specific impulse greater than 380.