Certain periods in history suddenly lift humanity to an observation point where a clear light falls upon a world previously dark.

Certain periods in history suddenly lift humanity to an observation point where a clear light falls upon a world previously dark.

历史上的某些时期突然将人类提升到一个观察点，在那里，一束明亮的光照射到先前黑暗的世界上。

-- Anne Sullivan 安妮·沙利文