It cannot be condensed into a formula; it cannot be memorized and then routinely applied. Like other complex forms of expertise, such as a mature political judgment or a refined aesthetic sense, it must be earned through trial-and-error experience by each individual, generation after generation. Control over consciousness is not simply a cognitive skill. At least as much as intelligence, it requires the commitment of emotions and will. It is not enough to know how to do it; one must do it, consistently, in the same way as athletes or musicians who must keep practicing what they know in theory.
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