Combining Texts

You have chosen 'The Origin of the Work of Art' by Martin Heidegger, 'On the Natural Faculties' by Galen and 'Cardinality, Counting and Equinumerosity' by Richard G. Heck

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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