Combining Texts

You have chosen 'Martin Heidegger in conversation' by Martin Heidegger, 'Discourse on Metaphysics' by Gottfried Leibniz and 'Mental Content' by Peter Schulte

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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
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