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As a devoted follower of Anthroposophy—Rudolf Steiner’s early-twentieth-century spiritual philosophy that comes with comprehensive rules of conduct—Johanna did not believe in inoculating her children against whooping cough. Steiner had declared that “these inoculations will influence the human body in a way that will make it refuse to give a home to the spiritual inclinations of the soul.” So Johanna did not vaccinate her children.
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Daniel Klein (Every Time I Find the Meaning of Life, They Change It)