道家圣人不刻意追求，却无事不成。

好问题胜过简单的答案。

"Tennis is a sport where you have to be strong mentally and physically, but the mental part is even more important."

"The past is never dead. It's not even past."

数学是理性的音乐。

一个人懒惰又奢侈，生活就会贫困；勤劳而节俭，生活就会富足。