Every building is a prototype, because every building is unique.

【释义】就算搭建起绵延千里的盛大长棚，也没有永远不散场的宴席；人与人之间的相伴没有永恒，没有人能一辈子守护另一个人。

The interplay between analysis and algebra is the driving force behind many breakthroughs in number theory.

请你允许我告诉你，我是多么热烈地敬慕你和爱你。