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。
"Sometimes the hardest part isn't letting go but learning to start over."
Alibaba's mission is to make it easy to do business anywhere.
I define nothing. Not beauty, not patriotism. I take each as it comes, and I leave it as it goes.
I don't really think about the audience when I'm making a film. I think about what I want to see.
The speed of innovation determines the height of development.
The future belongs to those who believe in the beauty of their dreams.