Combining Texts

You have chosen 'Review of Chihara 'Struct. Accnt of Maths'' by John P. Burgess, 'Conceptual truth and metaphysical necessity' by Robert C. Stalnaker and 'A History of God' by Karen Armstrong

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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