We have to be careful in how we use this light shined on us.

I felt suicidal. I couldn't stop crying. I remember thinking, wouldn't it be great if the car crashed and I died?

In places like India with smartphones, there's an app now for women if they're in a violent situation, they can press one button. They've given their cell-phone number to five trusted friends, and right away their GPS location goes out: "Here I am."

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 invest in women, we invest in a powerful source of global development

Women are the centre of the family. It's the woman who decides what's eaten in the house, when to have the kids vaccinated; everything that has to do with the children's health revolves around her.

Philanthropy is not about the money. It's about using whatever resources you have at your fingertips and applying them to improving the world.