1. Martin Seligman of the University of Pennsylvania advised the Metlife insurance company to hire a special group of job applicants who tested high on optimism, although they had failed the normal aptitude (才能) test.
    宾夕法尼亚大学的马丁·塞利格曼建议梅特莱夫保险公司雇用一批特别的求职者，他们经测试证实有很乐观的心态，虽然在一般能力测验上不及格。

2. Identical twins Katie and Sarah Monahan arrived at Pennsylvania's Gettysburg College last year determined to strike out on independent paths.
    同卵双胞胎卡蒂和萨拉·莫纳汉去年来到宾夕法尼亚的葛底斯堡大学，决心闯出一条独立之路。