Combining Texts

You have chosen 'On Duties ('De Officiis')' by M. Tullius Cicero, 'Problems in Personal Identity' by James Baillie and 'Do Conditionals Have Truth Conditions?' by Dorothy Edgington

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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