He is a slogan, that is, no matter what bad things happen, don't be afraid, and you must move forward.
3. Go forward without fear of wind and rain. This sentence means that you are not afraid of wind and rain, and you should be brave in facing things. Only by bravely facing difficulties and overcoming them, making progress through hardships and being ready to fight at any time.
The allusion of this sentence used to be only the second half sentence, which came from Zuo Zhuan. The original meaning is to polish one's will on the grindstone for encouragement, which is also in line with the current social core values. I am not in a hurry. I will meet difficulties and challenges with you, create miracles, create a bright future for Do not forget your initiative mind and carry forward my excellent traditional style. Only in this way can I improve my standards and bottom line.