For those who do return back to the countryside, they find themselves very welcome locally, because with the knowledge, skills and networks they have learned in the cities, with the assistance of the Internet, they're able to create more jobs, upgrade local agriculture and create new business in the less developed market.

我们今天种下的每一粒种子都是对后代的承诺。

不要担心你在数学上遇到的困难；我敢保证我遇到的困难比你还大得多。