"Lies to children" in martial arts and self-defense

Some thoughts on Terry Pratchett's concept of "Lies to children" and how it applies to today's martial arts and self-defense world.
The links mentioned (affiliate link):
Terry Pratchett's Discworld books: https://amzn.to/3Ym9Huv
The five types of impact are explained in more detail here: https://amzn.to/3JRxDSi

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