世界是一个黑暗的地方，但其中也有光明。你只需要去寻找。

模型的目的是足够简单以便理解和使用，但又足够复杂以捕捉系统的基本特征。

The biggest fear in semiconductor industry is not technical barriers, but self-imposed limitations.

The beauty of mathematics lies not in its complexity but in its simplicity and the way it reveals hidden truths.

I guess Lieutenant Dan figured there's some things you just can't change. He didn't want to be called crippled, just like I didn't want to be called stupid.

我不是坏人，我只是一个有时会做坏事的人。