牛大叫，但马却不回应；不是因为马没听到声音，是因为它们不是同类啊。点评：同类之间存在着客观联系，故能相应。
Some women choose to follow men, and some women choose to follow their dreams. If you're wondering which way to go, remember that your career will never wake up and tell you that it doesn't love you anymore.
最终，我们都只是故事，被讲述和重述，直到它们成为别人的真相。
学习理论中的一个关键见解是，假设类的复杂性对于泛化至关重要。
I'm not afraid to take a stand. Everybody, come take my hand. We'll walk this road together, through the storm. Whatever weather, cold or warm.