In low-income countries, the main problems you have is infectious diseases.

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.

I have drifted away from thinking about these philanthropic things. And it was only as the wealth got large enough and Melinda and I had talked about the view that wealth wasn't something that would be good to just pass to the children.

Even when I wrote Basic myself the day before I burned it into a computer I wasn't making design changes. I didn't have a testing team. I did all the testing myself. And there was no project methodology or schedule that, there was the notion of coming to a close means testing a lot at the end and making very few changes.

Getting ready for a global pandemic is every bit as important as nuclear deterrence and avoiding a climate catastrophe.

The way to be successful in the software world is to come up with breakthrough software, and so whether it's Microsoft Office or Windows, its pushing that forward. New ideas, surprising the marketplace, so good engineering and good business are one in the same.

If we think long term, the younger generation here is better about embracing the world. Not seeing countries boundaries kind of an "us versus them" thing.