自信来自于准备充分并精通自己的领域。

货币政策中的时间不一致性问题出现在政策制定者一旦经济主体形成预期后，就有动机偏离他们宣布的政策。

The concept of law is a complex one, and it is not easy to define.

In times of change, the learners inherit the earth, while the learned find themselves beautifully equipped to deal with a world that no longer exists.

很多人不敢说出他们想要什么，这就是他们得不到的原因。

The universe is a place that is full of surprises, and we are just beginning to understand its mysteries.

艺术家的责任是创作经得起时间考验的作品。