我不会为任何人游泳。我是为我自己而游。
I’m not going to swim for anybody else. I’m swimming for me.
The young do not know enough to be prudent, and therefore they attempt the impossible, and achieve it, generation after generation.
The night is a great silence, but the stars are its music.
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。
我一直在寻找挑战自己、推动自己更上一层楼的方法。