It is not from the benevolence of the butcher， the brewer， or the baker that we expect our dinner， but from their regard to their own interest.

Force and fraud are in war the two cardinal virtues.

在采购和生产中的透明度建立了与消费者和利益相关者的信任。

经济学的任务不仅在于解释现象，更在于为社会提供实际的建议和政策。

倾听是一种参与行为。