Success is not in obtaining the thing. Because there's always another thing. And then you look back on it, and for me, through my evolution, yes I have success by most measures - but for me, when it comes to the greatest joy of reward, there's an emotional element and there's an intellectual element. Emotionally, my greatest joy was the personal relationships I've had. That was the greatest joy. Intellectually, my satisfaction was that I do feel I've evolved well and I'm doing my best to contribute toward evolution.

As Harvard developmental psychologist Robert Kegan, who has studied Bridgewater, says, in most work places everyone is working two jobs. The first is whatever their actual job is; the second consists of managing others' impressions of them, especially by hiding weaknesses and inadequacies - which is an enormous waste of energy.

Look at what caused people to make a lot of money and you will see that usually it is in proportion to their production of what the society wanted.

Distinguish open-minded people from closed-minded people. Open-minded people seek to learn by asking questions; they realize that what they know is little in relation to what there is to know and recognize that they might be wrong. Closed-minded people always tell you what they know, even if they know hardly anything about the subject being discussed. They are typically made uncomfortable by being around those who know a lot more about a subject, unlike open-minded people who are thrilled by such company.

When I say I believe in radical truth and radical transparency, all I mean is we take things that ordinarily people would hide, and we put them on the table, particularly mistakes, problems, and weaknesses. We put those on the table, and we look at them together. We don't hide them.

Nature gave us pain as a messaging device to tell us that we are approaching, or that we have exceeded, our limits in some way.

We wouldn't be successful if we didn't have independent thinkers who can argue and then resolve their arguments.