Combining Texts

You have chosen 'Universals and Particulars' by David M. Armstrong, 'Remarks on the forces of inorganic Nature' by J.R. Mayer and 'Two Concepts of Liberty' by Isaiah Berlin

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All the ideas for Natural Reality, or select a subheading:
      A. Classical Physics
      B. Modern Physics
      C. Space
      D. Time
      E. Cosmology
      F. Chemistry
      G. Biology