The hidden hand of the market will never work without a hidden fist -- McDonald's cannot flourish without McDonnell Douglas, the builder of the F-15. And the hidden fist that keeps the world safe for Silicon Valley's technologies is called the United States Army, Air Force, Navy and Marine Corps.

If you don't visit the bad neighborhoods, the bad neighborhoods are going to visit you.

Do you know what my favorite renewable fuel is? An ecosystem for innovation.

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.

Basically all the world's computer parts come from the same supply chain that runs from Korea, down through coastal China, over to Taiwan, and down to Malaysia.

Syria is on the back end of basically a decade-long drought. Over the last decade, farmers and herders have been ravaged in Syria forcing them to give up and move to urban areas. This has put a huge strain on urban resources, and it's surely one of the reasons for the uprising there.

The historical debate is over. The answer is free-market capitalism.