Combining Texts

You have chosen 'In Praed.' by John Duns Scotus, 'Remarks on axiomatised set theory' by Thoralf Skolem and 'Approaches to Intentionality' by William Lyons

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All the ideas for Natural Theory, or select a subheading:
      A. Speculations on Nature
      B. Natural Kinds
      C. Causation
      D. Laws of Nature