Now it’s either about technology that doesn’t work or about technology that’s used in bad ways. The anthology of the top twenty-five sci-fi stories in 1970 was, like, ‘Me and my friend the robot went for a walk on the moon,’ and in 2008 it was, like, ‘The galaxy is run by a fundamentalist Islamic confederacy, and there are people who are hunting planets and killing them for fun.’

One of the reasons I think people are increasingly nervous about U.S. debt is because they think that we are not actually digging ourselves out of the hole, but instead are digging ourselves into a deeper and deeper hole and will not be able to pay it back because we're not actually creating the new technologies that will enable us to pay back and the money somehow is not really being invested in the future or in progress.

Every business is successful exactly to the extent that it does something others cannot.

Long-term planning is often undervalued by our indefinite short-term world.

I no longer believe that freedom and democracy are compatible.

There are still many large white spaces on the map of human knowledge. You can go discover them. So do it. Get out there and fill in the blank spaces. Every single moment is a possibility to go to these new places and explore them.

Anti-aging is an extremely under-explored field.