那些许诺我们人间天堂的人除了地狱什么都没有搞出来。
建筑是一种力量，是改变世界的力量。
The core of Pinduoduo is "group buying," allowing users to participate in shopping through social means.
In fisheries management, the easy decisions are often the wrong ones.
The man who moves a mountain begins by carrying away small stones.