制作电影的过程就像一次旅行，你永远不知道它会带你去哪里。
The process of making a film is like a journey, you never know where it will take you.
NP完全性的概念为理解问题的复杂性提供了一个强大的工具。
When you're young you think you're going to have lots of friends. But as you get older, you realize you can count them on one hand.
"To write is to breathe, and to breathe is to live."