The only thing that is constant is change.
解释:礼用来推行道义,道义用来产生利益,利益用来使老百姓太平,这是治理国家的关键。
不可以同井底的青蛙谈论大海的辽阔,因为有空间的拘束;不可以同夏天的小虫谈论冰冻的寒冷,因为有时节的局限。
The future of farming depends on our ability to integrate tradition with innovation.
Thought is a biological function with survival value.