6 THEARCHITECTURE
OF
HUMANISM
tureactuallyis,and
estimatesthephenomenonbyamethod as confused
and fortuitousas itself.Itpassesin
and outofthethreeprovincesofthought,andrelatesitssubject
nowtoscience,
nowtoart,and
nowtolife. It treatsofthese
uponasingleplane,judging one building by
standards of constructiveskill,anotherbystandardsofrhythm
andproportion,andathird bystandards
ofpractical useorby themoral impulse ofitsbuilders. Thismedley of ele-
ments, diverse and uncommensurated as they are,
can furnishnogeneral estimateor true comparison
ofstyle.
Doubtless, as a matter of history, architecturehas not come into existence in obedience to any
a priori aesthetic. It has grown up around thepracticalneedsoftherace,andinsatisfyingtheseit
has beendeflected, now bythe obstinate
claimsofmechanicallaws,nowbyawaywardsearchforbeauty.
But the problem of the architect and
that of thecriticarehereessentiallydifferent. Theworkofthe
architect is synthetic. He must take into simul-
taneousaccountourthree'conditionsofwell-build-ing,'andfindsome
compromisewhichkeeps
adecentpeacebetween theirclaims. The
taskofthecritic,on the
contrary, isoneofanalysis. Hehas
todis-cover,define, andmaintain
the ideal
standards ofvalueineach
province. Thus
thethreestandardsofarchitecture,
united in
practice, are
separable, and