Let the Story Stop Here

It was originally called "Great Masters Don't Solve Questions" because when I asked him how to learn derivatives, his friend joked that he never did exams and just looked at the textbook. That was something I wrote when I was full of fantasy. Now I can't bear to look at it directly, but I still have to have an ending when I think about it. Then stop here. This time, let me call it quits. Intention: Study hard