You have chosen 'An Introduction to Hegel' by Stephen Houlgate, 'Artistic Value and Opportunistic Moralism' by Eileen John and 'Intro to 2nd ed of Principia Mathematica' by Bertrand Russell
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 |