Combining Texts

You have chosen 'Function and Concept' by Gottlob Frege, 'Aristotle's Theory of Substance' by Michael V. Wedin and 'Reflections on Knowledge, Truth and Ideas' by Gottfried Leibniz

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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