Listening is not only about waiting, but it's also learning how better to ask questions.

Poverty is too complex to be answered with a one-size-fits-all approach, and if there is any place that illustrates that complexity, as well as a better way forward, it is Rwanda.

Africans didn't want saving, thank you very much, least of all not by me.

On the one hand, I loved being a banker. I loved how numbers could tell a story and how you can invest in ideas and see them translate into products and services and create jobs. What I didn't like, particularly where I was working in Brazil during the debt crisis of the early '80s, was how the poor were excluded from the banking system. I made the decision to try and experiment with whether we could use the tools of banking to extend the benefits of the economy to the poor.

If you're looking at distributing alternative energy in Nigeria, for instance, what gets in your way is not people's ability to pay, not people's desire for a clean solar lamps or biomass opportunities. But there is a strong status quo that really depends on selling diesel.

Being poor doesn't mean being ordinary.

We need leaders, we ourselves need to lead from a place that has the audacity to believe that we ourselves can extend the fundamental assumption that all men are created equal to every, man woman and child on this planet. And we need the humility to recognize that we cannot do it alone.