For amateur golfers, I think one of the biggest mistakes is to model their play on professionals.

If you're trading individual securities, you're almost certainly making a mistake. Because most professional managers can't outperform their benchmarks, and there's little reason to think that individuals can.

Countries all around the world, starting with the U.K., have started behavioural insight teams, often referred to as nudge units. And they seem to be doing lots of good.

There can be legal conflicts over whether registering intent is enough to qualify you as an organ donor or whether a doctor must still ask your family's permission.

When you ask people about what they enjoy doing, time spent with the boss is even worse than time spent cleaning the house. So this suggests that there are a lot of leaders out there who are not doing an adequate job.

Everyone who feels stuck in the Obama economy is right to focus on the here and now. And I hope you understand this too, if you're feeling left out or passed by: You have not failed, your leaders have failed you.

Honor bespeaks worth. Confidence begets trust. Service brings satisfaction. Cooperation proves the quality of leadership.

I talked about the need for American leadership, I talked about the importance of the United States to a more peaceful world, a world that has been quite turbulent in recent years, and needs a strong American anchor.