text: "Texting At A Red Light Is Something Everyone Does -- But No One Should." HuffPost, HuffPost, 7 Dec. 2017, https://www. huffpost. com/entry/texting-red-light_n_3915817.         Being able to calculate if someone is happy or sad is not valuable. People themselve should be able to tell if someone is happy or sad even if they are covering it up. Dr. Eckman is able to detect if someone is happy or sad without FACS ( Facial Action Coding System). You can detect someone's emotions by the way they are acting.