For the average person, it really doesn't make much sense to study history, but we have been learning common sense of history since birth. For example, we all know that we are from China.

But if a person doesn't study history, it won't affect him, but if the whole country doesn't study history, there will be very serious consequences-

If water conservancy experts don't understand history, they can't directly apply the method of "blocking is better than dredging" to control floods. He needs to think of a new way. Even if he comes up with a way by his own intelligence, he will waste more time and pay a higher price. At this time, history plays the role of experience. Just like ordinary people met a problem they couldn't handle yesterday, they will know how to deal with it next time.

If the soldiers didn't know history, when Hong Kong had problems last year, the brothers of the soldiers wouldn't use the same strategies recorded in the history books to solve the problems.

As for classical Chinese, it has existed in history and is also the mother of modern Chinese. If you don't understand classical Chinese, the historical experience I just said may only be passed down by word of mouth or lost. The application of classical Chinese in politics lies in diplomatic rhetoric, such as "well-off" and "don't say you didn't expect it" The application of classical Chinese in the military field lies in consulting materials and studying tactics, and in the astronomical field lies in studying ancient astronomical calendars and guiding modern weather forecast, navigation and aerospace, and agricultural production. There is little research on classical Chinese in scientific and technological circles, but it is necessary to study ancient books in chemistry, medicine and other fields.