What does the next sentence mean?

Thousands of sails have passed, heading for the new: thousands of ships have passed. It is a metaphor for experiencing many things and going through ups and downs. ?

Looking at Wen Tingyun in the south of the Yangtze River, after washing himself, he leaned alone on the Wangjiang Tower. Thousands of sails are gone, but the slanting light flows slowly over the water. Heartbroken Bai Pingzhou. "Nothing is worth it" describes her alternating process of hope and disappointment. Every time a ship appeared in the distance, she would stare long and hard. As the ship got closer and closer, her heart gradually became nervous and her hope gradually increased. However, the ship continued to move forward ruthlessly when it reached the top of the building. When she realized that this was not the case, How terrible was her disappointment when the ship was not the one she had been waiting for!

In a nutshell, I hope that after experiencing all kinds of customs and customs in society, after seeing all the intrigues, I can still be full of hope and expectations for life as if I just came out of society, without losing my true self and without forgetting Original intention. When the thousand sails have passed, the world has changed. We are still confident in life and heading towards a new journey. Life is how it should be, in the past, whether it was sweet or bitter. No matter you get it or lose it, don't indulge in it and be unable to extricate yourself.

When a thousand sails have passed and the world has changed. We are still confident in life and heading towards a new journey. Life is how it should be, whether it is sweet or bitter in the past. No matter what you gain or lose, don't indulge in it and be unable to extricate yourself.