Any social or cultural change has to be made openly and with people agreeing. You don't get there by just pushing an outsider's point of view.

Bill [Gates] and I believe philanthropy can only be effective if it starts things and proves whether they actually work or not. That's the place that governments often don't want to, or can't, work.

If you can't go to secondary school, the boys get to go and the girls don't, you're locked into a cycle of poverty, because you don't have a chance.

The world is full of what seem like intractable problems. Often we let that paralyze us. Instead, let is spur you to action. There are some people in the world that we can't help, but there are so many more that we can. So when you see a mother and her children suffering in another part of the world, don't look away. Look right at them. Let them break your heart, then let your empathy and your talents help you make a difference in the lives of others. Whether you volunteer every week or just a few times a year, your time and unique skills are invaluable.

In the developing world, they don't have smartphones yet. They have the older plastic phones, but women are saving money on those, because they don't have access to banks. Having that access to digital money changes everything for her because she actually doesn't have to negotiate with her husband, which she will tell you is very hard in these circumstances, especially when the means are meager. She's expected to have money to pay for the kids' health or to help with the school fees.

I learn in a different way. I learn experientially.

Contraceptives unlock one of the most dormant, but potentially powerful assets in development: women as decision-makers. When women have the power to make choices about their families, they tend to decide precisely what demographers, economists, and development experts recommend. They invest in the long-term human capital of their families.