Smiles are probably the most underrated facial expressions, much more complicated than most people realize. There are dozens of smiles, each differing in appearance and in the message expressed.
Paul EkmanIt is our responsibility to learn to become emotionally intelligent. These are skills, theyโre not easy, nature didnโt give them to us - we have to learn them.
Paul EkmanEmotions Revealed: Recognizing Faces And Feelings To Improve Communication And Emotional Life.
Paul EkmanIf a person feels terrible, it usually should not be shown or acknowledged during a greeting exchange. Instead, the unhappy person is expected to conceal negative feelings, putting on a polite smile to accompany the โJust fine, thank you, and how are you?โ reply to the โHow are you today?โ The true feelings will probably go undetected, not because the smile is such a good mask but because in polite exchanges people rarely care how the other person actually feels.
Paul Ekman