According to the research by Paul Ekman and W. V. Friesen, who developed the Facial Action Coding System, the modes of human emotional expression:

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According to the research by Paul Ekman and W. V. Friesen, the modes of human emotional expression are the same among all human beings. They found that there are seven universal facial expressions that are recognized across cultures: happiness, sadness, fear, anger, surprise, disgust, and contempt. While cultural differences may affect how often and in what contexts these emotions are expressed, the basic facial expressions themselves are universal.

According to the Research by Paul Ekman and W