Itwasinvain.IbroughtmyhardestrightangleintoviolentcollisionwiththeStranger,pressingonhimwithaforcesufficienttohavedestroyedanytordinaryCircle:butIcouldfeelhimslowlyandunarrestablyslippingfrommycontact;notedgingtotherightnortotheleft,butmovingsomehowoutoftheworld,andvanishingintonothing.Soontherewasablank.ButstillIheardtheIntruder'svoice. Sphere.Whywillyourefusetolistentoreason? Ihadhopedtofindinyou—asbeingamanofsenseandanaccomplishedmathematician—afitapostlefortheGospeloftheThreeDimensions,whichIamallowedtopreachonceonlyinathousandyears:butnowIknownothowtoconvinceyou.Stay,Ihaveit. Deeds,andnotwords,shallproclaimthetruth.Listen,myfriend. IhavetoldyouIcanseefrommypositioninSpacetheinsideofallthingsthatyouconsiderclosed. Forexample,Iseeinyondercupboardnearwhichyouarestanding,severalofwhatyoucallboxes(butlikeeverythingelseinFlatland,theyhavenotopsorbottom)fullofmoney;Iseealsotwotabletsofaccounts. Iamabouttodescendintothatcupboardandtobringyouoneofthosetablets. Isawyoulockthecupboardhalfanhourago,andIknowyouhavethekeyinyourpossession. ButIdescendfromSpace;thedoors,yousee,remainunmoved. NowIaminthecupboardandamtakingthetablet.NowIhaveit.NowIascentwithit. Irushedtotheclosetanddashedthedooropen.Oneofthetabletswasgone. Withamockinglaugh,theStrangerappearedintheothercorneroftheroom,andatthesametimethetabletappeareduponthefloor.Itookitup. Therecouldbenodoubt—itwasthemissingtablet. Igroanedwithhorror,doubtingwhetherIwasnotoutofmysense;buttheStrangercontinued:"Surelyyoumustnowseethatmyexplanation,andnoother,suitsthephenomena. WhatyoucallSolidthingsarereallysuperficial;whatyoucallSpaceisreallynothingbutagreatPlane. IaminSpace,andlookdownupontheinsidesofthethingsofwhichyouonlyseetheoutsides. YoucouldleavethePlaneyourself,ifyoucouldbutsummonupthenecessaryvolition. AslightupwardordownwardmotionwouldenableyoutoseeallthatIcansee. "ThehigherImount,andthefurtherIgofromyourPlane,themoreIcansee,thoughofcourseIseeitonasmallerscale. Forexample,Iamascending;nowIcanseeyourneighbourtheHexagonandhisfamilyintheirseveralapartments;nowIseetheinsideoftheTheatre,tendoorsoff,fromwhichtheaudienceisonlyjustdeparting;andontheothersideaCircleinhisstudy,sittingathisbooks.NowIshallcomebacktoyou. And,asacrowningproof,whatdoyousaytomygivingyouatouch,justtheleasttouch,inyourstomach? Itwillnotseriouslyinjureyou,andtheslightpainyoumaysuffercannotbecomparedwiththementalbenefityouwillreceive." BeforeIcouldutterawordofremonstrance,Ifeltashootingpaininmyinside,andademoniacallaughseemedtoissuefromwithinme. Amomentafterwardsthesharpagonyhadceased,leavingnothingbutadullachebehind,andtheStrangerbegantoreappear,saying,ashegraduallyincreasedinsize,"There,Ihavenothurtyoumuch,haveI? Ifyouarenotconvincednow,Idon'tknowwhatwillconvinceyou.Whatsayyou?" Myresolutionwastaken.ItseemedintolerablethatIshouldendureexistencesubjecttothearbitraryvisitationsofaMagicianwhocouldthusplaytrickswithone'sverystomach. IfonlyIcouldinanywaymanagetopinhimagainstthewalltillhelpcame! OncemoreIdashedmyhardestangleagainsthim,atthesametimealarmingthewholehouseholdbymycriesforaid. Ibelieve,atthemomentofmyonset,theStrangerhadsunkbelowourPlane,andreallyfounddifficultyinrising. Inanycaseheremainedmotionless,whileI,hearing,asIthought,thesoundofsomehelpapproaching,pressedagainsthimwithredoubledvigor,andcontinuedtoshoutforassistance. AconvulsiveshudderranthroughtheSphere. "Thismustnotbe,"IthoughtIheardhimsay:"eitherhemustlistentoreason,orImusthaverecoursetothelastresourceofcivilization." Then,addressingmeinaloudertone,hehurriedlyexclaimed,"Listen:nostrangermustwitnesswhatyouhavewitnessed. SendyourWifebackatonce,beforesheenterstheapartment. TheGospelofThreeDimensionsmustnotbethusfrustrated. Notthusmustthefruitsofonethousandyearsofwaitingbethrownaway.Ihearhercoming.Back!back! Awayfromme,oryoumustgowithme—witheryouknownot—intotheLandofThreeDimensions!" "Fool!Madman!Irregular!"Iexclaimed;"neverwillIreleasethee;thoushaltpaythepenaltyofthineimpostures." "Ha!Isitcometothis?"thunderedtheStranger:"thenmeetyourfate:outofyourPlaneyougo.Once,twice,thrice!'Tisdone!"