成功辨识的关键是找到一个足够灵活的模型结构，以捕捉系统的基本特征，同时又足够简单，可以从现有数据中估计出来。

The beauty of algorithms lies in their ability to solve complex problems with simple steps.

"Dream, though your beginnings may be humble, may the end be prosperous."

You were born to be real, not perfect.

撰写传记就是穿上别人的鞋子，通过他们的眼睛看世界。