Disciplining yourself to do what you know is right and important, although difficult, is the highroad to pride, self-esteem, and personal satisfaction.

"We sleep safe in our beds because rough men stand ready in the night to visit violence on those who would do us harm."

In economics, small changes in rules can lead to large changes in outcomes.

法律的概念是复杂的，不仅涉及规则，还涉及原则、政策和标准。

没有浪漫的政治是可能的艺术。