I no longer believe that freedom and democracy are compatible.

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.’

The lowest-hanging fruit in preventative medicine is just to really focus on nutrition.

A true bubble is when something is overvalued and intensely believed.

The best entrepreneurs know this: every great business is built around a secret that’s hidden from the outside. A great company is a conspiracy to change the world; when you share your secret, the recipient becomes a fellow conspirator.

Darwinism may be a fine theory in other contexts, but in startups, intelligent design works best.

The debt austerity would not be problems if we had technological progress. If you doubled the debt in the U.S., and the size of the economy doubled because of technological progress and growth, the two would roughly cancel out and it would all be a totally manageable situation.