Our sweetest songs are those that tell of saddest thought.
我们最甜美的歌是那些讲述最悲伤思想的歌。
儒家的精髓在于其对道德自我修养的强调。
The beginning is the most important part of the work.
成功的关键不仅仅是努力工作,而是聪明地工作并适应变化。