THE “GLOBAL” INFLUENCE. Whether you realize it or not, whenever you’ve tried to read someone to determine whether or not he was being truthful, chances are you were using what’s called “global behavior assessment.” Global behavior assessment has a certain logic to it: You basically tell yourself, “I’m going to become a human vacuum cleaner, and I’m going to suck in as much information as I can so that I have the maximum amount of data possible at my disposal to make the best decision I can.” As reasonable as it may sound, it’s impossible to do. There is simply so much data coming at you, and
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