历史不是发生了什么，而是我们记住了什么以及如何记住它。
The best way to learn a new programming language is by writing programs in it.
世界不是一个愿望工厂。
The past is a teacher, if we are willing to learn.
The city is the ultimate expression of our civilization.
生命是一份礼物，珍惜它。