译文：拥有的时候，常常要想到没有的日子，不要等到没有的日子，才想起拥有的日子。赏析：不管做任何事，人都要有居安思危，防患于未然的意识。

The most rewarding part of filmmaking is seeing the audience connect with the story.

Around computers it is difficult to find the correct unit of time to measure progress. Some cathedrals took a century to complete. Can you imagine the grandeur and scope of a program that would take as long?

Success is built on a foundation of trust—trust in your team, your products, and your customers.

User experience outweighs commercial interests.

人类不像其它动物那样，生来具有已业已协调的动作，人必须学会协调自己的动作。

勇气是生命为给予平静所要求的代价。