We call it the zigzag theory. You want to find something that zigs and something that zags and blend them together to get a better combined performance.

One of the things that launched the strength in biotech is when the pharmaceutical industry itself got a little slow.

If you go back to 2001, the market had two violent short covering rallies then, although I know the market didn't officially get going until March 2003.

As a rule, bond funds will not double your money overnight.

My father was a rags-to-riches businessman who came over in the Sixties with no money. On my mother's side, I am the grandson of a High Court judge and celebrated intelligence officer, so it's quite an unusual combination.

Bitcoin is great as a form of digital money, but its scripting language is too weak for any kind of serious advanced applications to be built on top.

My restaurants are never opened on Thanksgiving; I want my staff to spend time with their family if they can. My feeling is, if I can't figure out how to make money the rest of the year so that my workers can enjoy the holidays, then I don't deserve to be an owner.

Thank goodness I've saved my money.