Combining Texts

You have chosen 'works (all lost)' by Ariston, 'The Thesis that Mathematics is Logic' by Hilary Putnam and 'Oldest System Prog. of German Idealism' by Georg W.F.Hegel

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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