Melinda [Gates] has been my partner in raising the kids and I went from before I met her, intentionally having an unbalanced life, to having a more balanced life with all sorts of fun things that she and I do together.

No more misquoted forms, lost invoices, redundant entries, missing checks, or delays caused by incomplete paperwork.

This whole phenomenon of the computer in a library is an amazing thing.

I watched the piles of feces go up the conveyor belt... They made their way through the machine... A few minutes later I took a long taste of the end result: a glass of delicious drinking water.

Whether it's Google or Apple or free software, we've got some fantastic competitors and it keeps us on our toes.

Capitalism has shortfalls. It doesn't necessarily take care of the poor, and it underfunds innovation, so we have to offset that.

Vaccination is one of the easiest things on the way to development. It's much easier than roads and a great education system. It's very basic. It's one of the first things you want to get right.