What is al Qaeda? It's an open source religious political movement that works off the global supply chain.

Water is our next great environmental challenge. It is the new oil. How are we going to preserve this sport unless we are designing and maintaining golf courses that are energy net zero, carbon net zero and water net zero? Or ideally, energy positive, carbon positive and water positive, where they are taking out more than they are using.

By 'flat' I did not mean that the world is getting equal. I said that more people in more places can now compete, connect and collaborate with equal power and equal tools than ever before. That's why an Indian in Bangalore can take care of the office work of American doctors or read the X-rays of German hospitals.

No, most of our political elite has not realized that the world is flat.

Change your leaders, not your light bulbs.

So what am I? I guess I would call myself a sober optimist...If you are not sober about the scale of the challenge, then you are not paying attention. But if you are not an optimist, you have no chance of generating the kind of mass movement needed to achieve the needed scale.

The Arab awakening has been, up to now, a lot about freedom from dictatorial regimes - Syria, Yemen, Libya, Tunisia, Bahrain and Egypt. But once you got freedom from, then you need freedom to. Freedom from is about destroying things. Freedom to is about constructing things, constructing the rule of law.