Probably the single best science fiction book ever written, Dune. But I think it also appears in each the many sequels Dune Messiah, Children of Dune, God Emperor Dune, Heretics of Dune, Chapterhouse Dune. I don’t really recall each book as well as the first.
It is the mantra of the Bene Gesserit witches and it absolutely works in real life to. Repeat it to your self over and over when you fear a situation and you will find strength.
Only one book has outsold the total series…the Bible
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