Although Liu Hulan is young, she has lofty ambitions, echoing Zhuge Liang's famous saying: Without indifference, there is no clear ambition, and without tranquility, there is no progress. It comes from Zhuge Liang's "Book of Commandments". This article was written by Zhuge Liang to his 8-year-old son Zhuge Zhan when he was 54 years old. It means that if you are not heartless and have few desires, you will not be able to make your ambitions clear and firm. If you are not stable and quiet, you will not be able to realize your lofty ideals and work hard for a long time. study.