“The real metric of success isn't the size of your bank account. It's the number of lives in whom you might be able to make a positive difference.”

“This is a fundamental view of the world. It says that when you build a thing you cannot merely build that thing in isolation, but must repair the world around it, and within it, so that the larger world at that one place becomes more coherent, and more whole; and the thing which you make takes its p”