Hello, the song "Sunshine and Cheerful Kong Yiji" was composed by the famous Chinese musician Jay Chou. The lyrics of the song describe an optimistic and cheerful person-Kong Yiji. The lyrics of this song have profound meaning and express people's attitude and pursuit of life.

The "sunny, cheerful, optimistic and forward" line at the beginning of the song expresses that people should maintain an optimistic attitude in life and not be defeated by difficulties and setbacks. Kong Yiji mentioned in the song is a very interesting character. He is always able to find fun in life and enjoy life in his own way.

The lyrics "I am not Kong Yiji, but I also want to be like him" express people's yearning for Kong Yiji's optimistic attitude. The melody in the song is light and cheerful, making people feel happy and relaxed. It also expresses people's pursuit of life and their hope to live a happy life.

In general, the lyrics of this song have profound meaning, expressing people's attitude and pursuit of life, encouraging people to maintain an optimistic attitude in life and enjoy the joy and happiness that life brings.