The only real failure in life is not to be true to the best one knows.

The void is as important as the full in artistic creation.

The most advanced machinery means nothing without skilled hands to guide it.

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。

最好的性能改进是从非工作状态过渡到工作状态。