I want to stand as close to the edge as I can without going over. Out on the edge you see all kinds of things you can't see from the center.

Don't be afraid to give up the good to go for the great.

Profit and purpose can coexist. A successful business must also be a force for good.

"The challenge of quantum mechanics is not in its complexity, but in its simplicity—it forces us to rethink our most basic assumptions about the universe."

"To read is to travel without moving an inch."