Francis Fukuyama in The New York Times Book Review:

The past century was marked by what the German theorist Carl Schmitt labeled "political-theological" movements, like Nazism and Marxism-Leninism, that were based on passionate commitments to ultimately irrational beliefs. Marxism claimed to be scientific, but its real-world adherents followed leaders like Lenin, Stalin or Mao with the kind of blind commitment to authority that is psychologically indistinguishable from religious passion.



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