You have chosen 'The Character of Physical Law' by Richard P. Feynman, 'What is the Basis of Moral Obligation?' by H.A. Prichard and 'Presidential Address of Am. Math. Soc' by Oswald Veblen
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 |