text: Overall with the facts about the planets and information that was brought up by the different ideas of the scientist that were listed in an organized fashion, I think this was a great essay.In this article " Making Mona Lisa Smile", this article tells us about how many emotions we have and how to identify them. In futuristic terms their has been a new software created to identify human emotion by just scanning facial expressions. The software is called FACD ( Facial Action Coding System) and from the paragraph it seems that it has various promising applications and for different industries. In my own opinion, I do believe that this technology is very valuable in so many different ways.