Even in decision-making, we work in self-help groups. That is women coming together in small groups of 10 to sometimes 15 women, where they start to get education about their rights, about clean water and sanitation, about how to have a healthy birth. You can bring in all kinds of education to them that way.

After a number of years dating, we decided we were good partners.

Bill and I both firmly believe that even the most difficult global health problems can be solved.

I'm constantly saying to myself, 'I'm lucky I was born in the United States.

I realized that the only way to get into a good college was to be valedictorian or salutatorian. So that was my goal.

[Bill Gates] wanted me to stay working at Microsoft, but I didn't think he could be CEO and we could have the family life that we both had growing up, which is what we envisioned. I knew I would go back to work at some point later to some profession. I just didn't know what.

The biggest pieces of work that we do are vaccines, because those save lives, and also family planning. Because if a woman can space the births of her children, it changes everything for her health and her child's health.