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Ordinary fortune tellers are good at brainwashing. First of all, fortune tellers themselves believe in this idea. Anyone who lets others tell their own fortune believes in fortune telling, so it is a breakthrough for fortune tellers to believe in fortune telling; Second, fortune tellers are good at summing up. When talking with fortune tellers, fortune tellers will summarize each other's information and draw some conclusions.
For example, it is a common and obvious conclusion that the next step for a newly married couple is to have children. Finally, we should be good at observing people's psychology. Fortune-tellers are very good at observing people's reactions and expressions when communicating with others, and guessing things according to people's reactions and expressions.