The Deed of Christ and the Opposing Spiritual Powers
Lucifer, Ahriman, Asuras.
Mephistopheles and Earthquakes.
Two lectures given in Berlin,
1st January and 22nd March, 1909
Copyright © 1954
The Lecture given on 22nd March is printed first on account of its
more fundamental character.
Authorized translation by D. S. Osmond, from shorthand reports
unrevised by the lecturer, by permission of the Rudolf Steiner
Nachlassverwaltung, Dornach, Switzerland and Rudolf Steiner Press,
The original German texts of these lectures can be found in the
Collected Edition of Rudolf Steiner's works under the title:
"Geisteswissenschaftliche Menschenkunde," No. 107 in the
Bibliographical Survey, 1961.
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