The price system transmits only the important information and only to the people who need to know. - Milton Friedman

Unfortunately, the hardest thing for people to understand is that maybe if you leave things alone, it'll be better than stepping in and trying to do something.

Economic freedom is an essential requisite for political freedom. By enabling people to cooperate with one another without coercion or central direction, it reduces the area over which political power is exercised. In addition, by dispersing power, the free market provides an offset to whatever concentration of political power may arise.

The question that has perhaps divided students of vouchers more than any other is their likely effect on the social and economic class structure. Some have argued that the great value of the public school has been as a melting pot, in which rich and poor, native- and foreign-born, black and white have learned to live together. That image was and is largely true for small communities, but almost entirely false for large cities. There, the public school has fostered residential stratification, by tying the kind and cost of schooling to residential location. It is no accident that most of the country’s outstanding public schools are in high-income enclaves.