You have chosen 'works' by Sigmund Freud, 'Critique of the Gotha Program' by Karl Marx and 'Outline of a System of the Philosophy of Nature' by Friedrich Schelling
start again | choose another area for these texts | all the ideas for this combination of textsAll the ideas for Natural Theory, or select a subheading: |
A. | Speculations on Nature | |
B. | Natural Kinds | |
C. | Causation | |
D. | Laws of Nature |