Psychological concepts must prove their worth in action.
译文：天气不寒冷，地面就不会被冻住，人没有到伤心的时候就不会流泪。赏析：人的言行总是随着外物的变化而变化。不以物喜不以己悲，其实很难做到的。
圣人充分发挥本性，不被见闻束缚心灵。
音乐是唯一能够表达无法言喻之物的艺术形式。
The laws of physics are universal, but our understanding of them is constantly evolving.
A writer is a mirror reflecting the world's complexities.
"To write is to confront your own fears."