他的兴亡如冬天的小麦。

Men rise and fall like the winter wheat.

欲问兴亡已惨颜，桑田沧海变人间。

To ask the rise and fall has been miserable Yan, mulberry sea change world.

大臣接过话锋，滔滔不绝地谈论起帝国的盛衰兴亡。

The minister took up the theme and discoursed mellifluously on the ebb and flow of empires.

具体到史家身上，忧患意识主要表现为对于朝代、国家的兴亡盛衰的关注，以及对于社会治乱安稳、民生生存的终极关怀。

As for historians, such awareness is a concern about the ups and downs of the court and the country and a care for the social stability and peoples living.