There's a saying:
"Life is like a game of chess." Each of us is a player. Every action is a move on the invisible chessboard. Skillful and cautious players assess and control each other, vying for victory, leading to countless interesting situations.
Applying quantitative concepts such as rules, roles, information, actions, interests, and equilibrium to analyze real-world situations in a fascinating way allows for a deeper understanding of human behavior and relationships in modern society, providing a framework to help people make sound and wise decisions.