Combining Texts

You have chosen 'Aristotle and Descartes on Matter' by Gottfried Leibniz, 'fragments/reports' by Empedocles and 'Spheres of Justice' by Michael Walzer

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All the ideas for Science, or select a subheading:
      A. Basis of Science
      B. Scientific Theories
      C. Induction
      D. Explanation