A sustainable world means working together to create prosperity for all.

There are 60 million generators in Nigeria. The generator owners and distributors have a strong incentive to not encourage the distribution of solar and other alternative energies, even though it's better for the country, it's better for people. As a world, we've got to get more serious about confronting those obstacles. This knows no culture, no race, no ethnicity.

People have to understand that unless social enterprise is experimental, it will not succeed in making a difference.

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

I have also been touched by the dark side of power and leadership.

I feel like I'm a relentless, pragmatic, determined optimist.

People need to believe that they can participate fully in the decisions that affect their lives and have a stake in the societies in which they live