I've heard it said that the most dangerous animal on the planet is the adolescent male.

Four billion people on Earth make less than four dollars a day.

If there's one value that is immutable, it's integrity or respect, for others and for yourself.

If indeed we can create systems that allow individuals to access goods and services like health and housing and energy and water, in a way that they can afford, they'll all have greater choice, greater opportunity, greater dignity.

Each of us can work to change a small portion of events. And it's in the total of all those acts that the history of this generation will be written.

We don't see profit as a blind instrument.

Our lives are so short. And our time on this planet is so precious. All we have is each other.