it is definitely not a waste of time. Good handwriting will add points to your image. In the computer age, writing good handwriting is more appreciated, which is good for making friends, falling in love and applying for a job. Moreover, the process of practicing calligraphy is an exercise of patience, a process of self-cultivation, and the cultivation of your ability is "subtle", which will benefit you all your life. So, practice seriously, isn't it a waste of time to play games and surf the Internet, and isn't it a waste of time to sleep late? Take a long view.