I like my calligraphy class. What should teachers do?

I don't think it's realistic, so I'd better give up. Because you are now in the budding period of youth, it is normal to have a good impression on the opposite sex, but this is not love, but at most you just appreciate and like some aspects of others. There are many times when yearning and pursuit are beautiful, but when time really combines you with what you are pursuing, you will feel that the original beautiful things actually have many unsatisfactory ingredients. The original good things are just the result of your idealization and your wishful thinking. You can understand it by reading the book 16 flower season or TV series. There is a very good saying: life is a train to the destination, and everyone is a passenger on this train. In this process, everyone will see many beautiful scenery along the way. But if you want to get off and watch, you will miss the more beautiful scenery ahead.