In the same way that you're driven in your business to keep innovating - Facebook is a wonderful example of constant innovation - think about doing that in philanthropy.

The personal wealth that's coming is absolutely secondary to the stories that I hear about our users who have given themselves some financial independence as well by starting businesses, and all the lives we've touched positively.

An honest, open environment can bring out the best in people.

I was raised with the notion that you can do pretty much do anything you want. I always kind of just went ahead and tried things.

I always kind of just went ahead and tried things.

To truly prepare for the unexpected, you've got to position yourself to keep a couple of options open so when the door of opportunity opens, you're close enough to squeeze through.

Microloans enable the poor to lift themselves out of poverty through entrepreneurship.