Thomas Sowell, doing what he does:

A reader recently suggested this formula: Monopoly plus discretion minus accountability equals corruption. That kind of corruption can be found not only in the mainstream media but also in two of our most important institutions, the public schools and the federal courts.

Both the schools and the courts flatter themselves that their job is to change society. So does much of the media. But what qualifies these people to be world-changers? They are usually poorly informed about science, uninformed about history and misinformed about economics.