CryptoGeneral

I'm so exhausted these past couple of days, and I suddenly had a realization:
People's ways of thinking are really different.
Take learning from a book as an example.
Student A's perspective: A dotted line—although he studies every chapter and can master the knowledge points, even recite them backwards, if questions are based on a few chapters' knowledge points, he might not do well.
Student B's perspective: A straight line—he studies every chapter, and whether the questions are based on single or multiple chapters' knowledge points, he can handle them.
Student C's perspective: A ray