Leadership is about making the tough decisions and standing by them, even when they're unpopular.

唯一安全的系统是关闭的，浇筑在混凝土块中，并密封在有武装警卫的铅衬房间中。

模型的好坏取决于其所基于的数据。

Everything starts with a dream.

The responsibility of agricultural scientists is to make the land produce more grain and let farmers harvest more.

世俗的儒者不考察，认为工商是末业，妄加议论抑制。