text: If you do the you will look happy if you look at your face in front of a mirrior and making the face will also help you feel happy. Teenagers be going through a lot of dreppesion and unhappy times so i think it will be a great idea to do use this technology in school. To keep them from trying to suicide or know whats up with the kids life. You will be available to help him/her and even save a life.In our modern age, cars have become one of the most widespread means of transportation in our world. They can provide reliable transportation from one place to another, but we could benefit greatly from limiting our drastic use of motorized vehicles.