Combining Texts

You have chosen 'Letters to Remond de Montmort' by Gottfried Leibniz, 'Super Epistolam Pauli Apostoli' by Thomas Aquinas and 'The Raft and the Pyramid' by Ernest Sosa

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