你永远不知道你有多坚强，直到坚强成为你唯一的选择。
"You never know how strong you are until being strong is the only choice you have."
The true measure of agricultural success is sustainability across generations.
身份经济学是关于身份如何影响经济结果的。
The great powers are always searching for opportunities to gain power at the expense of rivals, and to dominate the system.
生活是一段旅程，每一次经历都是一堂课。