释义:他或许认为,气通过凝聚形成各种物质,万物因此得以成形。
今天对自由民主最严重的威胁不是来自外部,而是来自内部。
The past is never dead. It's not even past.
The gods have not revealed all things from the beginning to mortals, but, by seeking, men find out better in time.
最伟大的实验始于一个简单的问题。