最好的技术应该是无形的，就像电力一样 - 你不需要理解它是如何工作的就能使用它。
The best technology should be invisible, just like electricity - you don't need to understand how it works to use it.
数学语言是普遍的，超越了文化和语言的障碍。
The city is the greatest invention of mankind.
Great companies are built on great products and even greater people.
身体是我们把握世界的工具。