THE
MECHANICALFALLACY
loi
Andin
supportofthiscontention,thescientific
critic
willshowhow,inthe
Gothicstyle,everydetailcon-
fesses
aconstructivepurpose,
anddelightsusbyour
senseofitsfitness
fortheworkwhichis,justthere,
precisely
requiredofit. And
hewillturntotheDoric
styleandassert the same
ofthat.. Both the great
stylesof
thepast, hewillsay,
were
in
facttruthful
presentations of a special
and perfect constructive
principle, the one
of the lintel, the other of the
I
vault.
<::
Now,in so faras thisargument
is basedon the
Greekand
mediaevalpracticeofarchitecture,itisan
argument aposteriori. But it is clearly
useless to
reason dogmatically a posteriori,
except from the
evidence
of all the facts. If all the architecture
whichhasevergivenpleasureconfirmedtheprinciple
stated in the definition,
then
the argument
would
be strong, even if it were not logicallyconclusive.
Admitting,then (forthemoment),that thedescrip-
tion
givenof Greekand mediaevalarchitectureis a
fairone
;
admitting,also, theGreekpre-eminencein
taste,
and the acknowledged
beauty of the Gothic,
theargumentfromtheseisclearly not, initself, an
adequate condemnation
of a different practice em-
ployed by the Romansand the Renaissance,
which
has
enjoyeditsown
popularity,andwhose casehas
notyetbeentried.
Butwe maysuppose
ourscientificcritictoreply