Combining Texts

You have chosen 'The Evolution of Logic' by William D. Hart, 'A World of Propensities' by Karl Popper and 'Abstract Objects:intro to Axiomatic Metaphysics' by Edward N. Zalta

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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