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Practice/Sciences/Feyerabend: Research (practice) is advanced according to constantly changing rules. The physical world is too complex to be understood by means of "rational" methods.
The relationship between reason and practice in a free society is not solved by the construction of a theory, but practically, by means of decisions.
Feyerabend Thesis: Citizens' initiatives instead of cognitive theory.
Wider den Methodenzwang Frankfurt 1997
Erkenntnis für freie Menschen Frankfurt 1979