One thing, with so many people doing it, must have its meaning and reason for being necessary. It's just that most of the people who don't know what they can do, what they want to do and how to do it. They do not think about how to transform "short term" teaching into "long term". Behaviour. Do it with enthusiasm. There is no problem with this kind of love for the public good and what you do. However, if rational thinking is not added and a rationalized transformation takes place, some problems are unavoidable.