Combining Texts

You have chosen 'A Puzzle about Belief' by Saul A. Kripke, 'Introduction to Russell's Theory of Types' by Willard Quine and 'Letter to the Editor about Bayle' by Gottfried Leibniz

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