Combining Texts

You have chosen 'Elements of Mathematical Logic' by Jan Lukasiewicz, 'The Tragic Sense of Life' by Miguel de Unamuno and 'Super Epistolam Pauli Apostoli' by Thomas Aquinas

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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