If Africa seeks prosperity, it must provide for the health and nutrition of all – including the poorest.

If African farmers can use improved seeds and better practices to grow more crops and get them to market, then millions of families can earn themselves a better living and a better life.

America and Japan are the two leading world economies in terms of technology and innovative products. And in software, information-age technology and biotechnology the U.S. has an amazing lead.

Convert bad news to good news.

Well depending on the government, you either work through the government, which is ideal, because then you're strengthening their capabilities, or you work through the non-governmental organizations. It's never easy, and you know, it's just about the very basics of health. This is not hospitals. This is just primary health care [in Africa], the most simple things, and even so, getting the supplies out, getting the trained workers there.

We always overestimate the change that will occur in the next two years and underestimate the change that will occur in the next ten. Don't let yourself be lulled into inaction.

Even for the very best programmers ah, sometimes you'll see someone else's program or somebody will come along and they'll show you what can be done in a simpler way.