经验始终是收费高的学校，然而，笨汉非进此学校不可。(美国总统 富兰克林 B )

Experience more than sufficiently teaches that men govern nothing with more difficulty than their tongues. (Bendict de spinoza, Dutch philosopher)

经验给我们太多的教训，告诉我们人类最难管制 的东西，莫过于自己的舌头。(荷兰哲学家 斯宾诺沙 B)

Experience never misleads; what you are missed by is only your judgement, and this misleads you by anticipating results from experience of a kind that is not produced by your experements. (Leonardo Da Vinci, Italian painter)

经验永远不会对你做错误的引导;把你引导错的只是你自己的判断，而你的判断之所以对你发生误导的作用，乃是由于它根据那种并非借着实验而产生的经验来预料的结果。(意大利画家 达芬奇)

Experience without learning is better than learning without excperi-ence. (Bertuand Russell, British philosopher and mathematician)

有经验而无学问胜于有学问而无经验。(英国哲学家、数学家 罗素.B.)

I have but one lamp wait which my feet are guided; and that is the lamp of experience. I know of no way of judging of the future but by the past. (Patrick Henry, Americna statesman)

我只拿一盏灯来指引我的脚步，而那盏灯就是经验，对于未来，我只是能以过去来判断。(美国政治家 享利.P.)