Milton Friedman’s misfortune is that his economic policies have been tried. - John Kenneth Galbraith

None of this excuses anyone from mastering the basic ideas and terminology of economics. The intelligent layman must expect also to encounter good economists who are difficult writers even though some of the best have been very good writers. He should know, moreover, that at least for a few great men ambiguity of expression has been a positive asset. But with these exceptions he may safely conclude that what is wholly mysterious in economics is not likely to be important.

I react to what is necessary. I would like to eschew any formula. There are some things where the government is absolutely inevitable, which we cannot get along without comprehensive state action. But there are many things — producing consumer goods, producing a wide range of entertainment, producing a wide level of cultural activity — where the market system, which independent activity is also important, so I react pragmatically. Where the market works, I'm for that. Where the government is necessary, I'm for that. I'm deeply suspicious of somebody who says, "I'm in favor of privatization," or, "I'm deeply in favor of public ownership." I'm in favor of whatever works in the particular case.

In 1929 the discovery of the wonders of the geometric series struck Wall Street with a force comparable to the invention of the wheel.