《SisterCarrie》TheauthorofthebookisTheodoreDreiser,afamousrealisticwriterinAmaicanliteraturehistory.Realismfollowstheruleofnature“survivaloffittest”.《SisterCarrie》isarepresentativeofrealismwhichdescribesapoorcountrysidegirl′slifechangeafterherarrivalto,cruelrealitymakesCarriefeellonelyandshecohabitedwithDrouet,ayoungplayboy,Drouetofferedheraeasierlife.Later,shemarriedwithHrustwood,whohaddidn′thaveabetterlifeinNewYork.aftertheyspentthemoneyHurstwoodstolefromhisex-wife.Attheendofthebook,Hrustwooddiedinashabbylittlehotel,andCarriebecameafamousstarandbeinhighsocialclasses.Lostthejobinshoe-makingfactoryisjusttheturningpointinCarrie′slife,theturningpointofherfinalsuccessandsurvieshehadtorelyonsomeone.Onthesurface,writerisdescribingCarrie′smiserablesufferingtellingreadersthatisalwaysveryhardforwoman.However,toexplorethedeepmeaning.Carrieisjustarepresentativeofthepeoplefromworking-classwhoareoppressedbythecapitalist.Dreisershowssympathytothemandrevealsthesocial′ssuccessisdrivenbydreamandwantstochangeherdestinysheiseagertoclimbintothehighsocialmatterhowpimpingyouare,dreamisimportantandessentialtofuturesuccessbecausedreamorambutionhasthepowertodriveyouforward.Itisrighttopursueformateriallife,butnoteverything,Infactitisneverwrongtopursueforhighstandardandhighclasslife.