对自由民主最严重的威胁来自内部，来自制度的衰败和对它们的信任的丧失。

永久胜利时见！

Safety and environmental protection are the lifelines of an enterprise and must never be neglected.

永远不要回头看，除非你想走回去。

她感到一种奇怪的归属感，仿佛终于找到了自己在世界上的位置。

As Will Rogers would have said, "There is no such thing as a free variable."

外交家的任务是为国家争取最大的利益，同时避免不必要的冲突和摩擦。