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The greatest communicators of all time might use comparing things as one tool in a large chest of other persuasion techniques, but I have my doubts about it being the main one.
Of course, I just read books, so whatever.
“The greatest communicators of all time,” says communication expert Nancy Duarte—who has spent her career studying the shape of superb presentations—start by establishing “what is: here’s the status quo.” Then, they “compare that to what could be,” making “that gap as big as possible.”
-Adam Grant, Originals