text: had his actor carefully reproduce smiling and frowning as a way of creating these emotion on stage. feeling someone else's emotion state, may happen because they're unconsciously imitate another person's facial expression. whoever thought that making faces could reveal so much about the science of emotion. Dr. Huang just want people to used the technology about the computer of Making Mona Lisa smile. he want all the wourl people happy of about he did. he just want to see people are smile. he don't want people are sadness. that's why he making these technology.          Phones and Driving