Source: American Spectator
by Paul Johnson
The Copenhagen Summit was bound to fail if only because politicians are beginning to realize that ordinary voters do not believe in manmade Global Warming, as polls plainly show. They did not believe in Marxist Dialectical Materialism either, or Freudianism. These three pseudo-sciences have a lot in common, not least their ability to inspire a religious kind of belief in highly educated people who lack a genuine creed.
When I was an undergraduate the philosopher I studied most carefully was Karl Popper, especially his writings on the evaluation of evidence and criteria to distinguish a genuine scientific theory from a false one. He made two key points. First, a theory must include the falsifiability principle. It must be susceptible to empirical tests and, if it fails to meet them, be scrapped. He gave as an example of a genuine theory Einstein’s General Relativity of 1915. Einstein insisted that it must survive three practical tests, and if it failed any one of them be dropped as untrue. In fact it passed triumphantly all three, beginning in 1919, and many other since. (more…)