知识是把双刃剑

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1、知识是把双刃剑　　"Whatanexcellentthingisknowledge，"saidalittleman，toonewhowasmucholderthanhimself."Knowledgeisanexcellentthing，"repeatedhe."MyboysknowmoreatsixandsevenyearsoldthanIdidattwelve.Theycanreadallsortsofbooks，andtalkonallsortsofsubjects.Theworldisagreatdealwiserthanitusedtobe.Everybody

2、knowssomethingofeverythingnow.Doyounotthink，sir，thatknowledgeisanexcellentthing？"　　"Why，sir，"repliedtheoldman，lookinggrave1），"thatdependsentirelyupontheusetowhichitisapplied.Itmaybeablessingoracurse.Knowledgeisonlyanincreaseofpower，andpowermaybeabad，aswellasagoodthing.""ThatiswhatIcannot

3、understand，"saidthelittleman."Howcanpowerbeabadthing？"　　"Iwilltellyou，"meekly2）repliedtheoldman；andthushewenton："Whenthepowerofahorseisunderrestraint3），theanimalisusefulinbearingburdens，drawingloads，andcarryinghismaster；butwhenthatpowerisuncontrolled，thehorsebreakshisbridle4），dashestopie

4、cesthecarriagethathedraws，orthrowshisrider.""Isee！"saidthelittleman.2　　"Whenthewaterofalargepondisproperlyconductedbytrenches5），itmakesthefieldsaroundfertile；butwhenitburststhroughitsbanks，itsweepseverythingbeforeitanddestroysthecropsofthefields.""Isee！"saidthelittleman，"Isee！"　　"Whenthe

5、shipissteered6）aright7），thesailthatshehoists8）enableshersoonertogetintoport；butifsteeredwrong，themoresailshecarriesthefurtherwillshegooutofhercourse.""Isee！"saidthelittleman，"Iseeclearly！"　　"Well，then，"continuedtheoldman，"ifyouseethesethingssoclearly，Ihopeyoucansee，too，thatknowledge，tobe

6、agoodthing，mustberightlyapplied.""Isee！Isee！"saidthelittleman，"Isee！"　　1.grave[?re?v]adj.认真的，严肃的　　2.meekly[mi?kli]adv.和蔼地，亲切地　　3.restraint[r??stre?nt]n.控制，限制　　4.bridle[?bra?dl]n.马勒　　5.trench[trent?]n.沟渠　　6.steer[st??（r）]vt.为（船舶）操舵　　7.aright[??ra?t]adv.正确地；恰当地　　8.hoist[h??st]vt.（用绳索、滑轮装置、

7、起重机等）升起；吊起2