15. One of the symptoms of approaching nervous breakdown is the belief that one's .work is terribly important, and that to take a holiday would bring all kinds of disaster, If I were a medical man , I should precribe a holiday to many patient who consicered his work important. (Bernard Russell, British philosopher)神经即将崩溃的症状之一是相信自己的工作极端重要，休假将会带来种种灾难。如果我是医生，我给这样的病人开的药方是：休假。(英国哲学家 罗素.B.)

16. The best preparation for good work tomorrow is to do good work today. (Elbert Hubbard, Bitish writer)为把明天的工作做好，最好的准备是把今天的工作做好。(英国作家 哈伯德.E.)

17. The office of the scholar is to cheer, to raise, and to guide men by showing them facts amidst appearances. (Ralph Waldo Emerson, American thinker)学者的工作就是通过向大众提示存在于现象中的事实来鼓舞大众、教育大众、引导大众。(美国思想家 爱默生.R.W.)

18. To do great work a man must be very idle as well as very industrious. (Samuel Bubler, American educator)要从事伟大的工作，一个人必须既非常勤劳又非常空闲。(美国教育家 勃特勒.S.)

19. To him I owe the discovery that even very short periods of time add up to all useful hours I need, if I plunge in without delay. (Johm Erskine, American educator)我感激他使我 发现即使是很短的时刻，只要我分秒必争的一头钻进工作，积累起来就成为我需要的特别有用的几个钟头。(美国教育家 厄斯金.J.)