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根据宣布的政策采取行动后，就有动机偏离该政策。

The mother is the main factor in the child's world. Her behavior creates the behavior of the child.

Sometimes you have to lose yourself to find yourself.

不是因为某些事物难以发现，我们才不去寻找；而是因为我们不去寻找，它们才显得难以发现。