Combining Texts

You have chosen 'Investigations in the Foundations of Set Theory I' by Ernst Zermelo, 'A Mathematical Introduction to Logic (2nd)' by Herbert B. Enderton and 'Aesthetic as Science of Expression' by Benedetto Croce

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All the ideas for Action, or select a subheading:
      A. Definition of Action
      B. Preliminaries of Action
      C. Motives for Action