The vision is really about empowering workers, giving them all the

The returns from investing in poor people are just as great as the returns from investing in the business world... and have even more meaning

Everyone needs a coach. It doesn't matter whether you're a basketball player, a tennis player, a gymnast or a bridge player.

Software will get to be somewhat more mature, ah, but it will never be as predictable as most areas of engineering.

We're creating this alliance, GAVI, that has helped buy the vaccines that were in the rich world but not getting to the poor kids, getting a very cheap price and figuring out the cold chain, getting the delivery right, and then funding research for new vaccines. A lot of them are coming along. We've got a meningitis vaccine out, got that through large parts of Africa. That has been a huge success.

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

Married life is a simpler life. Who I spend my time with is established in advance.