We are all bound by the social contract to obey the laws， but we also have the right to participate in making those laws.
我们都受社会契约的约束，须遵守法律，但我们也有权参与制定这些法律。
每件促使我们注意到他人的事，都能使我们更好地理解自己。
La belleza de la poesía reside en su capacidad de decir lo indecible.
To write is to resist, to create a space of freedom in a world of constraints.
Humor is just another defense against the universe.
The best way to learn econometrics is by doing—working with real data and real problems.
Life is ours to be spent, not to be saved.
可持续采石不是选择，而是我们对后代的责任。
债券市场是市场情绪的最终衡量标准。