V. The Inflow of Spiritual Knowledge Into Life
In the case of organs related to the astral body, we cannot possibly change anything in the organs by replacing the secretion. I have seen that people who had a defective brain ate sheep brains or the like without any improvement in their intellect, because the brain is an organ related to the astral body. There we see how spiritual science also sheds light on these things. You cannot understand people if you cannot go into these higher, supersensible aspects of people, and then you basically don't know at all what comes into consideration.
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