Combining Texts

You have chosen 'Intro to G��del's Theorems' by Peter Smith, 'Intro to 'The Reason's Proper Study'' by B Hale / C Wright and 'Experience First (and reply)' by Dougherty,T/Rysiew,P

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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