系统辨识的挑战不仅在于拟合数据，还在于提取有意义且可推广的模型。
Nothing runs like a Deere.
The city is a living organism that we must treat with care.
能源转型对愿意拥抱变革的人来说是机遇，而非威胁。
Don’t let fear write your story.
No man, for any considerable period, can wear one face to himself and another to the multitude, without finally getting bewildered as to which may be the true.
“唯一真正不朽的是人类的遗产。”