Translations:Benutzer:Arian/Klett-Mini-Test/816/en

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On the other side, clay preserves the formative forces that silica reflects back and that lime would claim entirely for itself, and mediates them to the roots of the plants over the course of the growing period. Clay is — by way of the roots and the shoot growing upward into air and warmth — "the promoter of the cosmic upward streaming."[1]

  1. Rudolf Steiner: Ibid., lecture of 10 June 1924, p. 47.