From The Housing Boom and Bust, by Thomas Sowell, p. 71.

[T]he market learns—even if only the hard way—and adjusts with remarkable speed, when staring financial ruin in the face is the alternative. The question is whether politicians and government bureaucrats learn, especially when they pay no price for being wrong, and are able to deflect blame toward the market with denunciations of “greed,” “Wall Street” or whatever other convenient scapegoats are available.