英语读后感作文：《力与运动》英语读后感

IhavegotalotofinterestingscientificknowledgefromthebooksofNationalGeographicReadingExpeditions,someofwhichareaboutlife,physics.Ireallycan’thelplosingmyselfinthecolorfulpicturesandclearwordsinthebooks.Afterreadingthebooks,Ihavebeenconsideringaquestion:Whatifwelivedwithoutscience?    Greatchangeshavetakenplaceintheworldwiththehelpofscience.Inthepast,lifewasnasty,brutishandshort.Itishardtoimaginehowourforefatherscoulddowithoutsomanyconveniencesthatmodernsciencebringsabout.Backthen,onlyasmallgroupofpeopleenjoyedtheveryfewcomforts.Butthemajorityofpeopledidn’tevenhavesufficientfood,letalongtheirprivilegetobeeducated.Anyway,itissciencethatchangestheworldandmakespeople’slifebetterandbetter,althoughitalsoleadstosomebadaspectsatthesametime.

Fromthediscoveryofthegravitytothefirststeponthemoon,wehumanbeingshaveexperiencedalongprocessofdevelopingscience.Andnow,thisprocessisstillcontinuingmuchfaster.Neworganismsarealreadybeingengineered,andnewgeneticallymodifiedcropspromisebenefitsfromhigheryieldsandlessuseofharmfulchemicalsandsoon.Alotofexamplesareshowingthispoint.Inthefuture,changesarelikelytobeevenmuchgreaterassciencereachesouttoshapelifeitself.Maybeoneday,thepossibilitythatlifeexistedonMarsbillionsofyearsagowillbepotentiallyoneofthegreatestdiscoveriesofourtime.Itistheforceofthecompetition,wehumanbeings’inquiringmindandinitiativethatbringaboutthenon-stoppeddevelopmentofscience.Therefore,itisdifficultandimpossibletopreventsciencefromchangingtheworldandourlifeaswell.

Atpresent,weareintwomindsaboutscience.Ontheonehand,weareenjoyingthesweetlifeasaresultoftheevelopmentofscience,andexpectittocontinue.Andweareshowingourinterestsintosomescientificexpeditions,suchastheastronomy,thealiencivilization,etc.Ontheotherhand,wearedistrustfulofit,duetothelackofunderstandingofscience.Somepeoplethusfararestillverysuperstitious,andtheywouldevenbelieveinsuperstitionsratherthanbelieveinscience.

StephenHawking,oneofthemostremarkablescientistsintheworld,oncesaid,“Inademocraticsociety,thepublicneedstohaveabasicunderstandingofthescience,sothatitcanmakeinformeddecisionsandnotleavetheminthehandsofexperts.”ThishasremindedmeofProfessorAlanG.MacDiarmidfromAmerica,thepersonwhogottheNobelPrizeforchemistryintheyearof.InhislectureatPekingUniversitythisyear,heputforwardthatscienceispeople.Healsoexpoundedtheimportanceofthebasicscienceforthepublic.Evidently,everyoneofusdoesneedscience,orwecan’tlivewithoutit.

Nowthateveryoneneedsscience,whynottakeadvantageofsomemeanstogivethepublictherightbasicscientificknowledge?Sowhentheyfacetheproblemssuchasacidrain,thegreenhouseeffect,nuclearweapons,environmentdestructionandsomeotherproblems,theycanalsomakeinformeddecisionsonthesesubjects,justaswhatHawkingsaid.Oneaspectreliesonwhatistaughtinschools.Butscienceisoftentaughtinanuninterestingwayandmoststudentsjustlearnitbyrotetopassexaminations.However,thefinalgoaloflearningscienceisnottopassexaminationsortogetahigherscore;instead,weshouldtrytomakefulluseofittochangeourworldandlife.Whilelearning,weshouldtrytoaskmorequestionsandweshouldhavethecourageofsuspectingtheknowledgeinthebooks,assomeofthescientificconclusionsarelikelytobecorrectedinthefuture.Whoknows.Sonotonlymustwechangeourattitudetowardsscience,butalsothewayofteachingandlearningscience.