It means that if people don't make long-term plans, they will certainly encounter difficulties soon. People who know me can tell my inner pain without feeling that I have any needs! I don't want to travel on sunny days, so I have to wait until it rains heavily. Things have happened, no matter good or bad, don't say it again, because of water under the bridge.
If people want to achieve something, they must have far-sighted wisdom, far-sighted vision and wise and courageous decision-making. He who has no long-term worries will have near worries. If they do great things without foresight, they will be blind. It is the principle to focus on the overall situation and start from small things. Only when they have a deep understanding and grasp of the overall situation can they decide the development direction of things. This sentence also tells us the importance of long-term planning.
About classical Chinese
Mr. Wang Li, a famous linguist and educator, pointed out in "Ancient Chinese": "Classical Chinese refers to the written language of ancient Chinese formed on the basis of pre-Qin spoken language and the language in the ancient works of later writers".
Classical Chinese, that is, articles written in classical Chinese, that is, ancient classical Chinese works and works imitating it in past dynasties. Classical Chinese, as a written language with stereotyped writing, has been used for two or three thousand years, from pre-Qin philosophers to poems in Han Dynasty, ancient prose in Tang and Song Dynasties and stereotyped writing in Ming and Qing Dynasties. In other words, classical Chinese is the ancient written language of China and the source of modern Chinese.