I think that our progress on key diseases over the next several decades is going to be pretty amazing and so I am very interested in that.

The PC has improved the world in just about every area you can think of. Amazing developments in communications, collaboration and efficiencies. New kinds of entertainment and social media. Access to information and the ability to give a voice people who would never have been heard.

For one thing, there's an essential human factor in every business endeavor. It doesn't matter if you have a perfect product, production plan and marketing pitch; you'll still need the right people to lead and implement those plans.

In the philanthropy game, you're going for different outcomes: saving childhood lives, having kids grow up - because they don't have malnutrition or disease - that they achieve their full potential. We take for Warren [Buffett] things that, because he's very intelligent about the world but doesn't get to go out in Africa and see what we see, we've taken and say to him where we stand and it's basically a very positive report that his gift has made a phenomenal difference.

I think that our progress on key diseases over the next several decades is going to be pretty amazing and so I am very interested in that.

Solutions to all biological problems are greatly advanced by the sequencing work and the new tools that are created.

I'm quite worried about the fiscal imbalances that we've got and what that might mean in terms of financial crisis ahead.