Combining Texts

You have chosen 'A Puzzle about Belief' by Saul A. Kripke, 'A Combinatorial Theory of Possibility' by David M. Armstrong and 'On the Basis of Morality' by Arthur Schopenhauer

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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