We have to find climate-friendly ways of encouraging economic growth. The good news is we think they exist.

We will never end poverty if we don't tackle climate change.

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.

Ending poverty and ensuring sustainability are the defining challenges of our time. Energy is central to both of them.

Unless you invest in people, you are not going to see growth in the long term, the medium term, and maybe even the short term.

When you're working on development issues, optimism is not always based on rational analysis, often it is a moral choice.

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.

We need to have a plan equal to the challenge.

Water and sanitation has not had the same kind of champion that global health, and even education, have had.

Why is it that when it comes to our most cherished social goal [health care], we not only tolerate poor execution, sometimes we even celebrate it?

There will be water and food fights everywhere.

Life is so constructed that an event does not, cannot, will not, match the expectation.

Your relationship or lack of relationship with God through Jesus Christ continues after your last breath on this earth.

Not only the right thing is the right thing, but doing the right out of the right motives is the right thing.

A killer is someone who killed another without their country’s permission.

The two qualities which chiefly inspire regard and affection are that a thing is your own and that it is your only one.

I am, and always will be, a blues guitarist.

It happens to be one of those days when I see everybody in the family, including myself, through the wrong end of a telescope.

We don’t have to be superstars or win championships…. All we have to do is learn to rise to every occasion, give our best effort, and make those around us better as we do it.

Fortune loves to give bedroom slippers to people with wooden legs, and gloves to those with no hands.

I think it's important for people to just stay encouraged, and stay uplifted.