The first half of the sentence "If you don't advance, you will retreat" is "Learning is like sailing against the current."

1. The meaning of the whole sentence is: Learning is like rowing against the current. If you don’t row forward hard, you will definitely move backward with the current. This sentence tells us that only by continuous efforts and continuous advancement can we achieve progress and achievements. "Learning is like rowing against the current. If you don't make progress, you will retreat." This sentence is a famous saying in ancient China, which means that learning is like rowing against the direction of the current.

2. If you don't work hard to row forward, you will follow. The water flows backward. This sentence tells us that learning is a process of continuous advancement. Only by continuous efforts and progress can we achieve better results and greater achievements. First of all, the metaphor of "learning is like sailing against the current" is very vivid. It expresses the difficulty and hardship of learning. Learning is like sailing against the direction of the current.

3. We will encounter various difficulties in the process of learning. And challenges are like sailing against the current. It requires a lot of effort to move forward. If you relax or slack off a little, you may be swept back by the current, or even retreat. Secondly, the saying "If you don't advance, you will retreat." The importance of progress.

The importance of learning is as follows:

1. Acquire knowledge and skills. Learning is an important way to acquire knowledge and skills. Through learning, we can understand. The research results and experiences of previous generations can help us master various life and work skills. These knowledge and skills can not only help us better adapt to society and life, but also improve our work efficiency and ability.

2. Improve personal quality. Learning not only allows us to acquire knowledge and skills, but also improves our personal quality. Through learning, we can expand our horizons, improve our thinking ability and judgment, and enhance our self-confidence and self-esteem. . The improvement of these qualities can help us better cope with challenges and opportunities in various situations.

3. Realize self-worth. Learning can help us realize our own potential and talents. , through learning, we can explore our potential and talents and maximize them. This realization of self-worth can make us feel proud and satisfied, and also allow us to better contribute to society.