Every man, in serving himself, of necessity serves the interest of others. The "king" doesn't have to issue orders.

每个人在满足私利的过程中，必然要满足他人的利益，“国王”无须发号施令。

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Servers, including one of the study's authors, took customers' orders, and weighed the full plate of food that they had ordered before serving it to them.

服务生以及假扮成服务生的研究人员记下顾客点的菜，并且在上菜之前对顾客点的菜进行整盘称重。

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Orders by telephone may be placed by calling the ri Publication Order Services Section at (847) 866-4600 or the ri office serving your district.

若以电话订购的话，请洽(847)866 - 4600国际扶轮出版品订购服务部门，或是服务您地区的国际扶轮办事处。

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Serving the tens of thousands of independent outlets was costly for publishers, however, because of the costs of managing orders and expenses for distribution and publishers had difficulty creating effective marketing campaigns with so many independent firms.

FORBES: Book Publishers Challenged by Distribution Problems