I don't think you need to be sad to write a sad song.

"The true essence of a story lies not in its plot, but in the emotions it evokes and the truths it reveals."

爱自己是终身浪漫的开始。

The truth is that parents are not really interested in justice. They just want quiet.

化学是逻辑的诗，也是诗的逻辑。