In this respect, the history of science, like the history of all civilization, has gone through cycles.

In this respect, the history of science, like the history of all civilization, has gone through cycles.

在这方面，科学史和所有文明史一样，都经历了一个周期。

-- Mohammad Abdus Salam 穆罕默德·阿卜杜斯·萨拉姆