Artificial Intelligence and IoT

Let's analyze our own bodies. We the humans begin to have six senses like touch, smell, vision, hearing, tasting, and the sixth sense. I'm not sure some researchers are saying the sixth sense is about sensing one's body in space. Our human body is fully connected with nerves whenever you touch or taste anything you will feel or sense something about that action you have done. How you are able to classify the sense whether that it is good or bad?