PROGRESS

People say fusion is always 20 years away. They say the same about solid-state batteries. The difference is we've already shipped cells to OEMs for testing. We're not 20 years away — we're years away.

Scientific progress is slowing down. That scares me more than any business problem. Stripe funds research because the future depends on it.

Every generation of aviation made travel faster — until 1969. We have been flying at the same speed for 55 years. That streak ends with Overture.

The DARPA Grand Challenge proved autonomous driving was possible. Google proved it could work in cities. Waymo is proving it can be a business.

Go as far as you can see; when you get there, you'll be able to see further.

3 million autonomous kilometers. The future isn't theoretical — it's on our roads.

The history of economic progress is a history of creative destruction. The question is always: who bears the cost of the disruption?

The thing that's going to save humanity is science, not politics.