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later Wittgenstein: practices are right or wrong depending on the standards. This is a circle, or rather a spiral, one that Goodman and Dewey consider as a good one. + ... ... (> Hermeneutic circle) (Foreword)
Deduction: accordance with the accepted practice of deduction. If a rule leads to unacceptable conclusions, it should be dropped.
This looks circular. but this is a > good circle.
Weisen der Welterzeugung Frankfurt 1984
Tatsache Fiktion Voraussage Frankfurt 1988
Sprachen der Kunst Frankfurt 1997
N. Goodman/K. Elgin
Revisionen Frankfurt 1989