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建筑是一门自主的学科,独立于经济和技术之外。
无人机的安全性不是选项,而是底线。
每个故事都有开始、中间和结尾,但不一定是这个顺序。
The only purpose for which power can be rightfully exercised over any member of a civilized community, against his will, is to prevent harm to others.
有时候最难的事情和正确的事情是同一件事。