If you ask, who has the chance to move into the city and get a good job out in the developing world? It's a man. Who's left to care for the kids back at home? The woman is.

When we better understand the realities of these women's lives, we are able to design and deliver solutions that are more useful to them.

We [with Bill Gates] started to make decisions about what we'd invest in. Then I actually started traveling for the foundation. I've probably been to India now eight times at least and Africa numerous times.

Women around the world should have a tool that helps them plan their pregnancies.

You are indebted to life until you help some less fortunate person, just as you were helped.

I learn in a different way. I learn experientially.

We also look at farming. Are we making sure that we're getting the latest seeds out to women so they can get a bigger yield off of their farms? A new type of seed that gets out to a man, let's say, that's drought resistant - because, of course, the rains are changing in Africa with climate change - if you don't put it in the hands of a woman, she won't necessarily get it. We look at breaking down all those barriers.