Searching Rudolf Steiner Lectures by Date
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- Title: Agriculture Course: Lecture 3
- ovens! That which we use, as graphite, for our writing. True, we
- to-day in Nature in a broken, crumbled form, as coal or even graphite
- Title: Lecture IV: Human Questions and Cosmic Answers
- graphite, as diamond. These bodies are then described according to
- Look at carbon; it is contained in ordinary coal, in graphite, in the
- in graphite, we also carry within us in a different form. We are
- Title: Mystery Centres: Lecture XIV: Human Soul-Strivings During the Middle Ages the Rosicrucian Mysteries
- forms. A diamond is carbon, hard carbon; graphite is carbon; coke is
- On the earth carbon is either coal or graphite or diamond or
- exists on the earth as diamond or graphite, that, on the moon, is
- Title: Lecture I: Nutrition and Health
- graphite. Coal and graphite: they're both carbon. Your whole body is
- graphite in the pencil, and the diamonds: they are all the same
- Title: Evolution, Earth, Man: Lecture VI
- you sharpen a pencil, you've got graphite. Coal and graphite: they're
- you're made of glittering diamonds. The black carbon, that graphite
- Title: Agriculture Course (1938): Lecture III
- ovens (coal) or something with which to write graphite. Its
- (as in coal and graphite) and grasp it in its vital activity in
- Title: Health and Illness I: Lecture VIII: Concerning the Soul Life in the Breathing Process
- but carbon is the main component of the plant. The graphite in
- Title: Deeper Education: Lecture III: A Comprehensive Knowledge of Man as the Source of Imagination in the Teacher
- diamonds, graphite, and coal appear in nature outside the
- coal, in graphite, and so on, also lives within man as a
- produced diamond, coal, and graphite; if one realizes that
- Title: Young Doctors Course: Lecture III
- diamond, graphite, anthracite, common coal. They are all
- between common coal and graphite. Common coal came into being
- during the Earth evolution, graphite during the preceding
- no great age; graphite is a youth, but older than common
- from graphite which is more mature.
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