Combining Texts

You have chosen 'The Problem of Empty Names' by Marga Reimer, 'Principle Doctrines ('Kuriai Doxai') (frags)' by Epicurus and 'Remarks on the forces of inorganic Nature' by J.R. Mayer

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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