The Indians and Chinese have become brilliant chess professionals. They get on a plane and play all over the world. This has led to dramatic pressure on incomes. Nowadays, the best chess player in Argentina can no longer make a living playing chess.

If you didn't have employers able to pay off the books and off the record safely in cash, you wouldn't have illegal immigration on nearly the scale that we do.

I don't think it's time yet to eliminate cash, but I propose having a less-cash society, not a cashless one.

Marx's theory that only capitalists benefit from capitalism and workers are exploited was completely wrong. Nothing could have been further from the truth. Workers earned more as economies grew.

... far more people make a living as professional chess players today than ever before. Thanks partly to the availability of computer programs and online matches, there has been a mini-boom in chess interest among young people in many countries.

I think that a lot of the money - these big bills - is used to facilitate tax evasion and crime.

Worrying about inflation now is like worrying about the measles when you might get the plague.