ii8 THE
ARCHITECTURE OF HUMANISM]]
attempted something
different from what he did
attempt, then the dome of St.
Peter's may
induce
nothingbut
anintellectualirritation. Butthen,this
attitudetoarchitecture,carried
toitslogical
results,
ignores
its character as an art altogether, and re-
ducesitsimplyto
engineering
;
andwehave
already
demonstrated the reductio ad absurdum which that
involves.
Thusvanishestheargumentfromstructure. The
prestige which still,in all ourthought, attaches
to
mechanical considerations, has given tosoweaka
case a
perversevitality. Onecentralpointshould,
however,beclearfromthis
analysis.
It
may
bere-
stated in conclusion, for it is important.jTwo
sensesof
'
structure' havebeenentangledandcon-
fused. Structure,inonesense,isthescientificmethod
of
'
well-building.' Itsaimis
'
firmness
J Itsendis
achieved when once the stability ofarchitectureis
assured. And anymeans tothat endare,scientifi-
cally, justified in proportion to their effectiveness.
Structure,butnowinadifferentsense,isalsothebasis
of
architectural
'
delight' Forarchitecture,
realised
aesthetically,isnotmerelineorpattern. Itisanart
in
threedimensions,
withalltheconsequence
ofthat.
Itis an art of spacesand ofsolids, a felt
relation
between
ponderable
things, an adjustment
to one
another of evident forces, a grouping of
materiar
bodies subject like ourselves
to
certain elementary