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

The only way to end poverty, to make it history, is to build viable systems on the ground that deliver critical and affordable goods and services to the poor, in ways that are financially sustainable and scaleable. If we do that, we really can make poverty history.

May each of you live lives of immersion. They won't necessarily be easy lives. But in the end, it is all that will sustain us.

Things are always harder than you think they're going to be.

Being poor doesn't mean being ordinary.

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.

Poverty is not only about income levels, but for lack of freedom that comes from physical insecurity