ii6 THE
ARCHITECTURE
OF HUMANISM
ofcertaincurvesandcertainrelationsofpressure
toresistancebyanunconscious(orusually
unconscious)analogywithourownmovements,ourowngestures,
our own experiences
of weight. By virtue of
oursubconsciousmemoryofthese,we
deriveour
instinc-tivereactionsofpleasure,orthereverse,tosuchcurvesandsuch relations.Butthemorecomplexforms
ofconstruction can address themselves only to theintelligence,fortotheseourphysicalmemorysupplies
noanalogies,andisawakenedbythem
tono
response.So,too,iftherebeanexaggerateddisparitybetweenthe visible bulk of amaterial andits capacityforresistance, asforinstancein thecaseofsteel,itisperfectlyeasytomaketheintellectualcalculusofits
function in thebuilding, butit is quite impossibletotranslateitintoanytermsofourownphysicalex-
perience. Wehavenoknowledgeinourselvesofany
suchparadoxicalrelations. Oursestheticreactionsarelimitedbyourpowertorecreateinourselves,imagin-atively,thephysicalconditionssuggestedbytheformwe see: totreuiscribe itsstrengthorweaknessinto
terms of our own life. The sweepof the lines
ofMichael Angelo'sdome,the grand sufficiencyofitsmass, arouse in us, for
this reason, aspontaneous!delight. The further considerations, so distressing
tothemechanicalcritic,remain,evenwhenwehaveunderstoodthem,onadifferentplane,unfelt.~~^
Thistheoryofsestheticmustindeedbedealtwith