1.The surest indicator of a great nation is represented not by the achievements of its rulers, artists, or scientists, but by the general welfare of its people. 一个国家的伟大体现在国民的安乐上，而不是体现在统治者、艺术家或科学家的成就上。
2.It is primarily through our identification with social groups that we define ourselves. 人们主要通过认同社会群体来定位自己。
3.All parents should be required to volunteer time to their children's schools. 所有家长应该需要参加孩子学校的志愿者活动。
4.Some people believe that corporations have a responsibility to promote the well-being of the societies and environments in which they operate. Others believe that the only responsibility of corporations, provided they operate within the law, is to make as much money as possible. 有人认为，公司有责任促进所在社会的福祉和环境。也有人认为，公司唯一的责任就是，在不违反法律的前提下多赚钱。