What was the song that once dreamed of a sword in the world?

Does the subject want to ask me what song is in the world when I dream of a sword? Xu Wei's song "Once upon a time you" is a dream of going to the world with a sword, and "Once upon a time you" is a song composed by Xu Wei and sung by Xu Wei. Included in the album "Every moment is brand new", this song is a pop style song. Some excerpts of the lyrics are as follows: I once dreamed of taking a sword to the end of the world and seeing the prosperity of the world. My young heart is always a little frivolous. Now the girl who once made you feel bad at home has quietly disappeared. Xu Wei, formerly known as Xu Wei, was born on July 26th, 65438 in Xi City, Shaanxi Province, 2 1. China male singer, musician and songwriter. From 65438 to 0995, Xu Wei wrote and composed the song Persistence, which was sung by Tian Zhen and widely circulated. 1April, 997, the first album "Elsewhere" was released. 1998 works were selected into China's contemporary poetry anthology. In June 2000, 165438+ 10, the second album "That Year" was released. In 2002, he released his third album "Time Walking" and won the Best Rock Album and Best Rock Singer Award in the 3rd Music Billboard. The song "Gift" won the Best Rock Single of the Year and the Top Ten Golden Melody Awards in the Mainland.