出自汉·桓宽《盐铁论·险固》。则，就。有所准备就能先发制人，没有准备就只能受制于人，处处被动挨打。这句话言做事处世“有备无患”的重要性。

"The beauty of mathematics in computer science lies in its ability to model and solve real-world problems with abstract concepts."

Mathematics is a dialogue between the past and the present.

We must listen to the land—it tells us what it needs.

【讲解】：一个人的高尚的品质和外在的表现一致，然后才能成为君子。

海洋是伟大的统一者，因为所有的生命都来自它，并最终回归于它。