Combining Texts

You have chosen 'Letters to a German Princess' by Leonhard Euler, 'Lewis on Perdurance versus Endurance' by E.J. Lowe and 'Paradoxes: Form and Predication' by James Cargile

start again     |    choose another area for these texts     |    all the ideas for this combination of texts
All the ideas for Natural Theory, or select a subheading:
      A. Speculations on Nature
      B. Natural Kinds
      C. Causation
      D. Laws of Nature