Fifth Lecture
But the human being is, after all, a developing being. If we look at what is present in the soul after the change of teeth, what has emerged in the soul, we can say: the same forces that now confront us as the metamorphosed thinking in the soul were previously organic forces, acting as forces for the growth of organs in the child; so that here we have an empirical relationship between the life of soul and the life of body, which one must seek only at the right time in human development.
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