This is an explicit way to get positive feedback and also to help market your departments future courses. I might give myself 2 points if 3 people wearing blue all sit in the same row. Or, I imagine what the children of two random people in class might look like. I keep all this to myself, but it helps get me through the day. Research shows that we can all tolerate a fairly high level of burnout, if we know that it will not go on for the rest of our lives.
Computer training is often one job in a longer career.
Trainers that can imagine the type of jobs that they might want to do in a few years have a better shot at staying fresh and current.