Combining Texts

You have chosen 'Presidential Address of Am. Math. Soc' by Oswald Veblen, 'Critique of Pure Reason' by Immanuel Kant and 'Principle of Life and Plastic Natures' by Gottfried Leibniz

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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