Thomas Sowell: The survival of the left

BIOLOGISTS EXPLAIN how organisms adapt to their physical environment, but ideologues also adapt to their social environment. The most fundamental fact about the ideas of the political left is that they do not work. Therefore we should not be surprised to find the left concentrated in institutions where ideas do not have to work in order to survive.

The academic world is the natural habitat of half-baked ideas, except for those fields in which there are decisive tests, such as science, mathematics, engineering, medicine;and athletics. In all these fields, in their differing ways, there comes a time when you must either put up or shut up. It should not be surprising that all of these fields are notable exceptions to the complete domination by the left on campuses across the country.

In the humanities, for example, the test of deconstructionism is not whether it can produce any tangible results but whether it remains in vogue. So long as it does, professors skilled in its verbal sleight-of-hand can expect to continue to receive six-figure salaries.

You might think that the collapse of communism throughout Eastern Europe would be considered a decisive failure for Marxism, but academic Marxists in America are utterly undaunted. Their paychecks and their tenure are unaffected. Their theories continue to flourish in the classrooms and their journals continue to litter the library shelves.

Socialism in general has a record of failure so blatant that only an intellectual could ignore or evade it...