text: The second is, it really intended to bring a smile to your face, while it shows just how much the computer can do. Imagine a computer that knows when you're happy or sad. Everybody in this world needs someone that could tell if they were happy or sad, so they would feel like someone is understanding them at lest. " Eckman has classified six basic emotions; happiness, surprise, anger, disgust, fear, and sadness". These are the great things Eckman has classified that can help us and make us smile.