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.

I believe technology will continue to become more affordable and more people will have the chance to use it. This will help more people get medical care and a good education.

The year I was born, 1955, the first big disease-eradication program in the world was declared for malaria. After about a decade of work, they realized that, at least in the tropical areas, they did not have the tools to get it done.

You know, I'm a big believer in touch and digital reading, but I still think that some mixture of voice, the pen and a real keyboard - in other words a netbook - will be the mainstream on that.

Philanthropy should be taking much bigger risks that business. If these are easy problems, business and government can come in and solve them.

Depending on where you live, cooking, sex and pooping are either 3 of life's pleasures or what kills you

It's really kind of cool to have solar panels on your roof.