The Value of Thinking for a Cognition that Satisfies the Human Being CW 164: The Relationship between Spiritual Science and Natural Science. Eleven lectures given in Dornach on 20 August and Between 17 September and 9 October 1915. Translated by Christian von Arnim.
I. THE VALUE OF THINKING FOR A COGNITION THAT SATISFIES THE HUMAN BEING
1. Lecture 1 (Dornach, 17 September 1915)
2. Lecture 2 (Dornach, 18 September 1915)
3. Lecture 3 (Dornach, 19 September 1915)
4. Lecture 4 (Dornach, 20 September 1915)
II. THE RELATIONSHIP BETWEEN SPIRITUAL SCIENCE AND NATURAL SCIENCE
5. Lecture 5 [first lecture of second section] (Dornach, 26 September 1915)
6. Lecture 6 [second lecture of second section] (Dornach, 27 September 1915)
7. Lecture 7 [third lecture of second section] (Dornach, 2 October 1915)
8. Lecture 8 [fourth lecture of second section] (Dornach, 3 October 1915)
9. Lecture 9 [fifth lecture of second section] (Dornach, 4 October 1915)
10. Lecture 10 [sixth lecture of second section] (Dornach, 9 October 1915)
III. EPISODIC OBSERVATIONS ABOUT SPACE, TIME AND MOVEMENT