The city is the greatest invention of mankind.
"The story is told through the light and shadow."
在学习结束时，我们知道物理学的所有过去，但对现在和未来一无所知。
Memory is the diary we all carry about with us.
"Children deserve books that challenge them, not just entertain."
【译文】 孔子说：“人的本性是相近的，只是习俗使人有了差别。”
The language of mathematics is the language of the universe, and by learning it, we can understand the cosmos.
如果我们希望海洋繁荣，就必须倾听科学的声音。