Combining Texts

You have chosen 'On Plural Reference and Set Theory' by Helen Cartwright, 'A Completeness Theorem in Modal Logic' by Saul A. Kripke and 'Rationality' by Gilbert Harman

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All the ideas for Reason, or select a subheading:
      A. Nature of Reason
      B. Laws of Thought
      C. Styles of Reason
      D. Definition
      E. Argument
      F. Fallacies