Synthesized answer
The provided passages do not contain information about the practical implications of the ideas presented in "Über das Organ der Seele" by Samuel Thomas von Soemmerring. The passages only state the title of the work and its category as "Brain" [Passage 1]. Therefore, it is not possible to answer the question regarding practical implications based on the given text.
Synthesized from the book passages below. Chat with the book on Feynman for follow-up.
From the book
Title: Über das Organ der Seele by Samuel Thomas von Soemmerring Categories: Brain Pages: 110