What great changes have not been ambitious?

If you can't travel to the developing world, look at helping to fund a woman with a small loan and follow her. Learn her story. Learn about the difference that you're making.

Now we just really need to do the work, which we're doing, to get contraceptives out to women worldwide.

Government funding that's coming from the United States is making a huge difference on the ground in the developing world. It's really palpable - it's making a huge difference saving lives.

Women and girls should be able to determine their own future, no matter where they're born.

What great changes have not been ambitious?

We started our foundation because we believe we have a real opportunity to help advance equity around the world, to help make sure that, no matter where a person is born, he or she has the chance to live a healthy, productive life.