THE ACADEMIC
TRADITION
203design
;
itgivesreliefandaccenttothenewintention,
;justasthe
commonformofa
poeticalmetreenablesthepoettogivefullvalue
tohismodulations. So,in
iRenaissance
architecture, a thickening of the dia-'meterofacolumn,asudden
increaseintheprojectionofa cornice,each
subtlestchange ofratioand pro-portion,wassureofitseffect.Anewaesthetic
pur-posewhenitisready
forexpressionfirstshowsitselfandgathersforcein athousand suchdeviations, alltendinginasoledirection.Wemaymarkthem,
forinstance, in
the early years of the baroque, andrealisehowlarge afactorin theireffect lies inthe
academiccanonwhichtheycontradicted.And if the inherited conventions of architecture
assistthe articulationofnew style,theyserve also
tokeepkeentheedgeofcriticism. InFlorencetheadventofanew moulding could be the subjectof
epigrams andsonnets
;the architect whoventured
it risked a persecution.^ The academic tradition
ensured that the standardof taste was jealouslyguardedandcriticallymaintained.IVAn academic tradition, allied, as it was
in theRenaissance,
toalivingsenseofart,isfruitful
;buttheacademictheoryisatalltimesbarren.*
Cf.theexcitementwhich,accordingtoMilizia,wasrousedbyBacciod'Agnolo'streatmentofthewindowsoftheEartoliniPalace.ThewrathoftheFlorentinesmight,inthiscase,havebeenappeased