Because a true sense of purpose is deeply emotional, it serves as a compass to guide us to act in a way completely consistent with our values and beliefs. Purpose does not need to involve calculations or numbers. Purpose is about the quality of life. Purpose is human, not economic.

If you're looking for a book that will spike in sales and then go away and then spike again when it comes out in paperback, your normal model, I definitely won't give you that.

I'd rather play in the major leagues and have some bad games than play consistently good ball in the minors.

I'm pretty confident the why works now. When it first began, somebody said to me: "Will this work in big business?" I said, "I don't know. Let's try." Somebody said will this work in entrepreneurs, relationships or government and military. I said, "I don't know. Let's try." I kept applying the scientific method. I had a theory. I kept applying that theory, looking for opportunities to fail and it kept working.

Being driven is not the same as being passionate. Passion is a love for the journey. Drive is a need to reach the destination.

What you do simply proves what you believe.

The true value of networking doesn't come from how many people we can meet but rather how many people we can introduce to others.