What's amazing is, if young people understood how doing well in school makes the rest of their life so much interesting, they would be more motivated. It's so far away in time that they can't appreciate what it means for their whole life.

There is a difference between what technology enables and what historical business practices enable.

I'm certainly well taken care of in terms of food and clothes ... Money has no utility to me beyond a certain point. Its utility is entirely in building an organization and getting the resources out to the poorest in the world.

This is not about trade, no one is a stronger supporter of capitalism and trade than I am. This is about sovereignty and whether a country has the right to set its own public health policies.

Who can afford to do professional work for nothing? What hobbyist can put three man-years into programming, finding all bugs, documenting his product, and distributing it for free?

The main thing that's missing in energy is an incentive to create things that are zero-CO2-emitting and that have the right scale and reliability characteristics.

When you have the medical advances you think will they be available to everyone. Will they not just be for the rich world or even just the rich people and the rich world? Will they be for the world at large?