High school knowledge is useless to life and work. Is it meaningful to learn those? Only useful for college entrance examination.

1. Is there any practical use in studying various subjects in future real life? (such as Chinese, mathematics, English, physics and chemistry, etc. )

The study before high school is not for how to use it in the future, but for magnetizing your brain and preparing for future study. What's the use of running? Running is to exercise, and the most basic function of learning is to exercise the brain.

Please tell us whether these uses are useful for survival in society in the future.

Do you want to make big money or small money when you enter the society in the future? That must be a lot of money. Is it easier for smart people to make big money or stupid people? The answer must be that smart people make a lot of money easily. Do you think that the more you use your brain, the smarter it becomes, or the more you use it, the more stupid it becomes? It must be getting smarter and smarter. So before you know what this research will do for the future, it is still very useful.