16.Happiness lies not in the mere possession of money ; it lies in the joy of achievement , in the thrill of creative effort .——Franklin Roosevelt , American president 幸福不在于拥有金钱，而在于获得成就时的喜悦以及产生创造力的激情。

17.Eternal truths will be neither true nor eternal unless they have fresh meaning for every new social situation . ——Franklin Roosevelt , American president E永恒的真理如果不在新的社会形势下赋予新的意义,要么就不是真理,要么就不是永恒的。

18.Growth and change are the law of all life. Yesterday's answers are inadequate for today's problems ——just as the solutions of today will not fill the needs of tomorrow. ——Franklin Roosevelt, Averican president生长与变化是一切生命的法则。昨日的答案不适用于今日的问题——正如今天的方法不能解决明天的需求。

19.The world can be changed by man's endeavor, and that this endeavor can lead to something new and better .No man can sever the bonds that unite him to his society simply by averting his eyes . He must ever be receptive and sensitive to the new ; and have sufficient courage and skill to novel facts and to deal with them . ——Franklin Roosevelt , American president 人经过努力可以改变世界，这种努力可以使人类达到新的、更美好的境界。没有人仅凭闭目、不看社会现实就能割断自己与社会的联系。他必须敏感，随时准备接受新鲜事物；他必须有勇气与能力去面对新的事实，解决新问题。