translation.en: Some people I know, just before they go to sleep, instead of scrolling through their messages or checking out YouTube, just turn out the lights and listen to some music, and notice that they sleep much better and wake up much refreshed.
translation.zh: 有些我认识的人 并不会在睡前刷屏看信息， 或观看 YouTube 视频， 反而就只是关灯，听音乐， 他们知道，这样会有更好的睡眠， 在隔天一早将更神清气爽。