234THE ARCHITECTURE
OF
HUMANISM
impressionofitssize. In
anybuildingthreethingsmay
bedistinguished: thebignesswhichitactuallyhas,the bignesswhich it appearsto have,and thefeelingofbignesswhichitgives.Thetwolasthave
oftenbeenconfused, butitis thefeelingofbignesswhichalonehasaestheticvalue. Itisnodemeritinabuildingthatitshouldfail (asSt.Peter'sissaidtofail)to'lookitssize.'Forbigthingsarenot,assuch,more beautifulthansmall,andthesmallestobject—
ameregemfor
example—^ifitsatisfiesthethreecon-
ditionsjuststated,may
conveyafeelingofdignity,mass,andlargeness. Ontheotherhand, a
buildingwhichlooksbigmayfailtoconveyafeelingofbigness.
Noone,forinstance,
lookingatthenew Museumat
SouthKensington,couldfailtorealisethatitsdimen-sionsarevast
; itlooksitssize. Butthewholedoesnotpredominateoverthe parts,thepartsaremany
andthescaleissmall. Hence,whileweperceivethis*
buildingtobelarge,itconveysafeelingnotoflarge-ness,butofsmallnessmultiplied.Smallscale,nolessthanlarge,maybe
employedtoemphasiseeffectsof
mass,as, forexample,whenfinemouldingsareused in combination with
large,un-brokensurfaces. Intranscribing
ourselvesintosuchabuildingweinstinctivelytakeitsdetailasourunit
ofmeasurement,andthisgives
usanincreased,senseofthegrandeurand
simplicityofthe
unbrokenmass.Broadlyspeakingthequattrocentoarchitects
employed