No matter how good you think you are as a leader, my goodness, the people around you will have all kinds of ideas for how you can get better. So for me, the most fundamental thing about leadership is to have the humility to continue to get feedback and to try to get better - because your job is to try to help everybody else get better.

A lot of young people dont think they can make a difference. Thats really what I am at Dartmouth to do. Im there to tell the young people, Look, a few committed souls can change the world.

One of the most important things about leadership is that you have to have the kind of humility that will allow you to be coached.

Today there are a lot places where people say they're just hopeless. If I can come from a hopeless country, get an education, become a hyphenated American and become president of the World Bank, it's my moral duty to make sure that every single person on the planet has that opportunity.

No matter how good you think you are as a leader, my goodness, the people around you will have all kinds of ideas for how you can get better. So for me, the most fundamental thing about leadership is to have the humility to continue to get feedback and to try to get better - because your job is to try to help everybody else get better.

What happens when corn and wheat prices rise is that we see real increases in malnutrition and under-nutrition. And when children are malnourished, their brain development actually slows down and is affected. So this is not just a short-term impact.

If we do not act to curb climate change immediately, we will leave our children and grandchildren an unrecognizable planetIt is the poor, those least responsible for climate change and least able to afford adaptation, who would suffer the most.