complete¡¡division£»¡¡the¡¡principle£º¡¡Non¡¡datur¡¡vacuum¡¡formarum¡£¡¡This
principle¡¡asserts¡¡that¡¡there¡¡are¡¡not¡¡different¡¡primitive¡¡and¡¡highest
genera£»¡¡which¡¡stand¡¡isolated£»¡¡so¡¡to¡¡speak£»¡¡from¡¡each¡¡other£»¡¡but¡¡all
the¡¡various¡¡genera¡¡are¡¡mere¡¡divisions¡¡and¡¡limitations¡¡of¡¡one¡¡highest
and¡¡universal¡¡genus£»¡¡and¡¡hence¡¡follows¡¡immediately¡¡the¡¡principle£º
Datur¡¡continuum¡¡formarum¡£¡¡This¡¡principle¡¡indicates¡¡that¡¡all
differences¡¡of¡¡species¡¡limit¡¡each¡¡other£»¡¡and¡¡do¡¡not¡¡admit¡¡of
transition¡¡from¡¡one¡¡to¡¡another¡¡by¡¡a¡¡saltus£»¡¡but¡¡only¡¡through¡¡smaller
degrees¡¡of¡¡the¡¡difference¡¡between¡¡the¡¡one¡¡species¡¡and¡¡the¡¡other¡£¡¡In
one¡¡word£»¡¡there¡¡are¡¡no¡¡species¡¡or¡¡sub¡species¡¡which¡¡£¨in¡¡the¡¡view¡¡of
reason£©¡¡are¡¡the¡¡nearest¡¡possible¡¡to¡¡each¡¡other£»¡¡intermediate¡¡species
or¡¡sub¡species¡¡being¡¡always¡¡possible£»¡¡the¡¡difference¡¡of¡¡which¡¡from
each¡¡of¡¡the¡¡former¡¡is¡¡always¡¡smaller¡¡than¡¡the¡¡difference¡¡existing
between¡¡these¡£
¡¡¡¡The¡¡first¡¡law£»¡¡therefore£»¡¡directs¡¡us¡¡to¡¡avoid¡¡the¡¡notion¡¡that
there¡¡exist¡¡different¡¡primal¡¡genera£»¡¡and¡¡enounces¡¡the¡¡fact¡¡of
perfect¡¡homogeneity£»¡¡the¡¡second¡¡imposes¡¡a¡¡check¡¡upon¡¡this¡¡tendency
to¡¡unity¡¡and¡¡prescribes¡¡the¡¡distinction¡¡of¡¡sub¡species£»¡¡before
proceeding¡¡to¡¡apply¡¡our¡¡general¡¡conceptions¡¡to¡¡individuals¡£¡¡The
third¡¡unites¡¡both¡¡the¡¡former£»¡¡by¡¡enouncing¡¡the¡¡fact¡¡of¡¡homogeneity
as¡¡existing¡¡even¡¡in¡¡the¡¡most¡¡various¡¡diversity£»¡¡by¡¡means¡¡of¡¡the
gradual¡¡transition¡¡from¡¡one¡¡species¡¡to¡¡another¡£¡¡Thus¡¡it¡¡indicates¡¡a
relationship¡¡between¡¡the¡¡different¡¡branches¡¡or¡¡species£»¡¡in¡¡so¡¡far¡¡as
they¡¡all¡¡spring¡¡from¡¡the¡¡same¡¡stem¡£
¡¡¡¡But¡¡this¡¡logical¡¡law¡¡of¡¡the¡¡continuum¡¡specierum¡¡£¨formarum¡¡logicarum£©
presupposes¡¡a¡¡transcendental¡¡principle¡¡£¨lex¡¡continui¡¡in¡¡natura£©£»
without¡¡which¡¡the¡¡understanding¡¡might¡¡be¡¡led¡¡into¡¡error£»¡¡by
following¡¡the¡¡guidance¡¡of¡¡the¡¡former£»¡¡and¡¡thus¡¡perhaps¡¡pursuing¡¡a¡¡path
contrary¡¡to¡¡that¡¡prescribed¡¡by¡¡nature¡£¡¡This¡¡law¡¡must£»¡¡consequently£»¡¡be
based¡¡upon¡¡pure¡¡transcendental£»¡¡and¡¡not¡¡upon¡¡empirical£»
considerations¡£¡¡For£»¡¡in¡¡the¡¡latter¡¡case£»¡¡it¡¡would¡¡come¡¡later¡¡than
the¡¡system£»¡¡whereas¡¡it¡¡is¡¡really¡¡itself¡¡the¡¡parent¡¡of¡¡all¡¡that¡¡is
systematic¡¡in¡¡our¡¡cognition¡¡of¡¡nature¡£¡¡These¡¡principles¡¡are¡¡not¡¡mere
hypotheses¡¡employed¡¡for¡¡the¡¡purpose¡¡of¡¡experimenting¡¡upon¡¡nature£»
although¡¡when¡¡any¡¡such¡¡connection¡¡is¡¡discovered£»¡¡it¡¡forms¡¡a¡¡solid
ground¡¡for¡¡regarding¡¡the¡¡hypothetical¡¡unity¡¡as¡¡valid¡¡in¡¡the¡¡sphere
of¡¡nature¡¡¡and¡¡thus¡¡they¡¡are¡¡in¡¡this¡¡respect¡¡not¡¡without¡¡their¡¡use¡£
But¡¡we¡¡go¡¡farther£»¡¡and¡¡maintain¡¡that¡¡it¡¡is¡¡manifest¡¡that¡¡these
principles¡¡of¡¡parsimony¡¡in¡¡fundamental¡¡causes£»¡¡variety¡¡in¡¡effects£»¡¡and
affinity¡¡in¡¡phenomena£»¡¡are¡¡in¡¡accordance¡¡both¡¡with¡¡reason¡¡and
nature£»¡¡and¡¡that¡¡they¡¡are¡¡not¡¡mere¡¡methods¡¡or¡¡plans¡¡devised¡¡for¡¡the
purpose¡¡of¡¡assisting¡¡us¡¡in¡¡our¡¡observation¡¡of¡¡the¡¡external¡¡world¡£
¡¡¡¡But¡¡it¡¡is¡¡plain¡¡that¡¡this¡¡continuity¡¡of¡¡forms¡¡is¡¡a¡¡mere¡¡idea£»¡¡to
which¡¡no¡¡adequate¡¡object¡¡can¡¡be¡¡discovered¡¡in¡¡experience¡£¡¡And¡¡this¡¡for
two¡¡reasons¡£¡¡First£»¡¡because¡¡the¡¡species¡¡in¡¡nature¡¡are¡¡really
divided£»¡¡and¡¡hence¡¡form¡¡quanta¡¡discreta£»¡¡and£»¡¡if¡¡the¡¡gradual
progression¡¡through¡¡their¡¡affinity¡¡were¡¡continuous£»¡¡the¡¡intermediate
members¡¡lying¡¡between¡¡two¡¡given¡¡species¡¡must¡¡be¡¡infinite¡¡in¡¡number£»
which¡¡is¡¡impossible¡£¡¡Secondly£»¡¡because¡¡we¡¡cannot¡¡make¡¡any
determinate¡¡empirical¡¡use¡¡of¡¡this¡¡law£»¡¡inasmuch¡¡as¡¡it¡¡does¡¡not¡¡present
us¡¡with¡¡any¡¡criterion¡¡of¡¡affinity¡¡which¡¡could¡¡aid¡¡us¡¡in¡¡determining
how¡¡far¡¡we¡¡ought¡¡to¡¡pursue¡¡the¡¡graduation¡¡of¡¡differences£º¡¡it¡¡merely
contains¡¡a¡¡general¡¡indication¡¡that¡¡it¡¡is¡¡our¡¡duty¡¡to¡¡seek¡¡for¡¡and£»
if¡¡possible£»¡¡to¡¡discover¡¡them¡£
¡¡¡¡When¡¡we¡¡arrange¡¡these¡¡principles¡¡of¡¡systematic¡¡unity¡¡in¡¡the¡¡order
conformable¡¡to¡¡their¡¡employment¡¡in¡¡experience£»¡¡they¡¡will¡¡stand¡¡thus£º
Variety£»¡¡Affinity£»¡¡Unity£»¡¡each¡¡of¡¡them£»¡¡as¡¡ideas£»¡¡being¡¡taken¡¡in¡¡the
highest¡¡degree¡¡of¡¡their¡¡completeness¡£¡¡Reason¡¡presupposes¡¡the¡¡existence
of¡¡cognitions¡¡of¡¡the¡¡understanding£»¡¡which¡¡have¡¡a¡¡direct¡¡relation¡¡to
experience£»¡¡and¡¡aims¡¡at¡¡the¡¡ideal¡¡unity¡¡of¡¡these¡¡cognitions¡¡¡a¡¡unity
which¡¡far¡¡transcends¡¡all¡¡experience¡¡or¡¡empirical¡¡notions¡£¡¡The¡¡affinity
of¡¡the¡¡diverse£»¡¡notwithstanding¡¡the¡¡differences¡¡existing¡¡between¡¡its
parts£»¡¡has¡¡a¡¡relation¡¡to¡¡things£»¡¡but¡¡a¡¡still¡¡closer¡¡one¡¡to¡¡the¡¡mere
properties¡¡and¡¡powers¡¡of¡¡things¡£¡¡For¡¡example£»¡¡imperfect¡¡experience¡¡may
represent¡¡the¡¡orbits¡¡of¡¡the¡¡planets¡¡as¡¡circular¡£¡¡But¡¡we¡¡discover
variations¡¡from¡¡this¡¡course£»¡¡and¡¡we¡¡proceed¡¡to¡¡suppose¡¡that¡¡the
planets¡¡revolve¡¡in¡¡a¡¡path¡¡which£»¡¡if¡¡not¡¡a¡¡circle£»¡¡is¡¡of¡¡a¡¡character
very¡¡similar¡¡to¡¡it¡£¡¡That¡¡is¡¡to¡¡say£»¡¡the¡¡movements¡¡of¡¡those¡¡planets
which¡¡do¡¡not¡¡form¡¡a¡¡circle¡¡will¡¡approximate¡¡more¡¡or¡¡less¡¡to¡¡the
properties¡¡of¡¡a¡¡circle£»¡¡and¡¡probably¡¡form¡¡an¡¡ellipse¡£¡¡The¡¡paths¡¡of
comets¡¡exhibit¡¡still¡¡greater¡¡variations£»¡¡for£»¡¡so¡¡far¡¡as¡¡our
observation¡¡extends£»¡¡they¡¡do¡¡not¡¡return¡¡upon¡¡their¡¡own¡¡course¡¡in¡¡a
circle¡¡or¡¡ellipse¡£¡¡But¡¡we¡¡proceed¡¡to¡¡the¡¡conjecture¡¡that¡¡comets
describe¡¡a¡¡parabola£»¡¡a¡¡figure¡¡which¡¡is¡¡closely¡¡allied¡¡to¡¡the
ellipse¡£¡¡In¡¡fact£»¡¡a¡¡parabola¡¡is¡¡merely¡¡an¡¡ellipse£»¡¡with¡¡its¡¡longer
axis¡¡produced¡¡to¡¡an¡¡indefinite¡¡extent¡£¡¡Thus¡¡these¡¡principles¡¡conduct
us¡¡to¡¡a¡¡unity¡¡in¡¡the¡¡genera¡¡of¡¡the¡¡forms¡¡of¡¡these¡¡orbits£»¡¡and£»
proceeding¡¡farther£»¡¡to¡¡a¡¡unity¡¡as¡¡regards¡¡the¡¡cause¡¡of¡¡the¡¡motions
of¡¡the¡¡heavenly¡¡bodies¡¡¡that¡¡is£»¡¡gravitation¡£¡¡But¡¡we¡¡go¡¡on¡¡extending
our¡¡conquests¡¡over¡¡nature£»¡¡and¡¡endeavour¡¡to¡¡explain¡¡all¡¡seeming
deviations¡¡from¡¡these¡¡rules£»¡¡and¡¡even¡¡make¡¡additions¡¡to¡¡our¡¡system
which¡¡no¡¡experience¡¡can¡¡ever¡¡substantiate¡¡¡for¡¡example£»¡¡the¡¡theory£»¡¡in
affinity¡¡with¡¡that¡¡of¡¡ellipses£»¡¡of¡¡hyperbolic¡¡paths¡¡of¡¡comets£»
pursuing¡¡which£»¡¡these¡¡bodies¡¡leave¡¡our¡¡solar¡¡system¡¡and£»¡¡passing
from¡¡sun¡¡to¡¡sun£»¡¡unite¡¡the¡¡most¡¡distant¡¡parts¡¡of¡¡the¡¡infinite
universe£»¡¡which¡¡is¡¡held¡¡together¡¡by¡¡the¡¡same¡¡moving¡¡power¡£
¡¡¡¡The¡¡most¡¡remarkable¡¡circumstance¡¡connected¡¡with¡¡these¡¡principles
is¡¡that¡¡they¡¡seem¡¡to¡¡be¡¡transcendental£»¡¡and£»¡¡although¡¡only
containing¡¡ideas¡¡for¡¡the¡¡guidance¡¡of¡¡the¡¡empirical¡¡exercise¡¡of¡¡reason£»
and¡¡although¡¡this¡¡empirical¡¡employment¡¡stands¡¡to¡¡these¡¡ideas¡¡in¡¡an
asymptotic¡¡relation¡¡alone¡¡£¨to¡¡use¡¡a¡¡mathematical¡¡term£©£»¡¡that¡¡is£»
continually¡¡approximate£»¡¡without¡¡ever¡¡being¡¡able¡¡to¡¡attain¡¡to¡¡them£»
they¡¡possess£»¡¡notwithstanding£»¡¡as¡¡a¡¡priori¡¡synthetical¡¡propositions£»
objective¡¡though¡¡undetermined¡¡validity£»¡¡and¡¡are¡¡available¡¡as¡¡rules¡¡for
possible¡¡experience¡£¡¡In¡¡the¡¡elaboration¡¡of¡¡our¡¡experience£»¡¡they¡¡may
also¡¡be¡¡employed¡¡with¡¡great¡¡advantage£»¡¡as¡¡heuristic*¡¡principles¡£¡¡A
transcendental¡¡deduction¡¡of¡¡them¡¡cannot¡¡be¡¡made£»¡¡such¡¡a¡¡deduction
being¡¡always¡¡impossible¡¡in¡¡the¡¡case¡¡of¡¡ideas£»¡¡as¡¡has¡¡been¡¡already
shown¡£
¡¡¡¡*From¡¡the¡¡Greek£»¡¡eurhioko¡£
¡¡¡¡We¡¡distinguished£»¡¡in¡¡the¡¡Transcendental¡¡Analytic£»¡¡the¡¡dynamical
principles¡¡of¡¡the¡¡understanding£»¡¡which¡¡are¡¡regulative¡¡principles¡¡of
intuition£»¡¡from¡¡the¡¡mathematical£»¡¡which¡¡are¡¡constitutive¡¡principles¡¡of
intuition¡£¡¡These¡¡dynamical¡¡laws¡¡are£»¡¡however£»¡¡constitutive¡¡in¡¡relation
to¡¡experience£»¡¡inasmuch¡¡as¡¡they¡¡render¡¡the¡¡conceptions¡¡without¡¡which
experience¡¡could¡¡not¡¡exist¡¡possible¡¡a¡¡priori¡£¡¡But¡¡the¡¡principles¡¡of
pure¡¡reason¡¡cannot¡¡be¡¡constitutive¡¡even¡¡in¡¡regard¡¡to¡¡empirical
conceptions£»¡¡because¡¡no¡¡sensuous¡¡schema¡¡corresponding¡¡to¡¡them¡¡can¡¡be
discovered£»¡¡and¡¡they¡¡cannot¡¡therefore¡¡have¡¡an¡¡object¡¡in¡¡concreto¡£¡¡Now£»
if¡¡I¡¡grant¡¡that¡¡they¡¡cannot¡¡be¡¡employed¡¡in¡¡the¡¡sphere¡¡of¡¡experience£»
as¡¡constitutive¡¡principles£»¡¡how¡¡shall¡¡I¡¡secure¡¡for¡¡them¡¡employment¡¡and
objective¡¡validity¡¡as¡¡regulative¡¡principles£»¡¡and¡¡in¡¡what¡¡way¡¡can
they¡¡be¡¡so¡¡employed£¿
¡¡¡¡The¡¡understanding¡¡is¡¡the¡¡object¡¡of¡¡reason£»¡¡as¡¡sensibility¡¡is¡¡the
object¡¡of¡¡the¡¡understanding¡£¡¡The¡¡production¡¡of¡¡systematic¡¡unity¡¡in¡¡all
the¡¡empirical¡¡operations¡¡of¡¡the¡¡understanding¡¡is¡¡the¡¡proper¡¡occupation
of¡¡reason£»¡¡just¡¡as¡¡it¡¡is¡¡the¡¡business¡¡of¡¡the¡¡understanding¡¡to
connect¡¡the¡¡various¡¡content¡¡of¡¡phenomena¡¡by¡¡means¡¡of¡¡conceptions£»
and¡¡subject¡¡them¡¡to¡¡empirical¡¡laws¡£¡¡But¡¡the¡¡operations¡¡of¡¡the
understanding¡¡are£»¡¡without¡¡the¡¡schemata¡¡of¡¡sensibility£»
undetermined£»¡¡and£»¡¡in¡¡the¡¡same¡¡manner£»¡¡the¡¡unity¡¡of¡¡reason¡¡is
perfectly¡¡undetermined¡¡as¡¡regards¡¡the¡¡conditions¡¡under¡¡which£»¡¡and
the¡¡extent¡¡to¡¡which£»¡¡the¡¡understanding¡¡ought¡¡to¡¡carry¡¡the¡¡systematic
connection¡¡of¡¡its¡¡conceptions¡£¡¡But£»¡¡although¡¡it¡¡is¡¡impossible¡¡to
discover¡¡in¡¡intuition¡¡a¡¡schema¡¡for¡¡the¡¡complete¡¡systematic¡¡unity¡¡of
all¡¡the¡¡conceptions¡¡of¡¡the¡¡understanding£»¡¡there¡¡must¡¡be¡¡some
analogon¡¡of¡¡this¡¡schema¡£¡¡This¡¡analogon¡¡is¡¡the¡¡idea¡¡of¡¡the¡¡maximum¡¡of
the¡¡division¡¡and¡¡the¡¡connection¡¡of¡¡our¡¡cognition¡¡in¡¡one¡¡principle¡£¡¡For
we¡¡may¡¡have¡¡a¡¡determinate¡¡notion¡¡of¡¡a¡¡maximum¡¡and¡¡an¡¡absolutely
perfect£»¡¡all¡¡the¡¡restrictive¡¡conditions¡¡which¡¡are¡¡connected¡¡with¡¡an
indeterminate¡¡and¡¡various¡¡content¡¡having¡¡been¡¡abstracted¡£¡¡Thus¡¡the
idea¡¡of¡¡reason¡¡is¡¡analogous¡¡with¡¡a¡¡sensuous¡¡schema£»¡¡with¡¡this
difference£»¡¡that¡¡the¡¡application¡¡of¡¡the¡¡categories¡¡to¡¡the¡¡schema¡¡of
reason¡¡does¡¡not¡¡present¡¡a¡¡cognition¡¡of¡¡any¡¡object¡¡£¨as¡¡is¡¡the¡¡case¡¡with
the¡¡application¡¡of¡¡the¡¡categories¡¡to¡¡sensuous¡¡schemata£©£»¡¡but¡¡merely
provides¡¡us¡¡with¡¡a¡¡rule¡¡or¡¡principle¡¡for¡¡the¡¡systematic¡¡unity¡¡of¡¡the
exercise¡¡of¡¡the¡¡understanding¡£¡¡Now£»¡¡as¡¡every¡¡principle¡¡which¡¡imposes
upon¡¡the¡¡exercise¡¡of¡¡the¡¡understanding¡¡a¡¡priori¡¡compliance¡¡with¡¡the
rule¡¡of¡¡systematic¡¡unity¡¡also¡¡relates£»¡¡although¡¡only¡¡in¡¡an¡¡indirect
manner£»¡¡to¡¡an¡¡object¡¡of¡¡experience£»¡¡the¡¡principles¡¡of¡¡pure¡¡reason¡¡will
also¡¡possess¡¡objective¡¡reality¡¡and¡¡validity¡¡in¡¡relation¡¡to¡¡experience¡£
But¡¡they¡¡will¡¡not¡¡aim¡¡at¡¡determining¡¡our¡¡knowledge¡¡in¡¡regard¡¡to¡¡any
empirical¡¡object£»¡¡they¡¡will¡¡merely¡¡indicate¡¡the¡¡procedure£»¡¡following
which¡¡the¡¡empirical¡¡and¡¡determinate¡¡exercise¡¡of¡¡the¡¡understanding
may¡¡be¡¡in¡¡complete¡¡harmony¡¡and¡¡connection¡¡with¡¡itself¡¡¡a¡¡result
which¡¡is¡¡produced¡¡by¡¡its¡¡being¡¡brought¡¡into¡¡harmony¡¡with¡¡the¡¡principle
of¡¡systematic¡¡unity£»¡¡so¡¡far¡¡as¡¡that¡¡is¡¡possible£»¡¡and¡¡deduced¡¡from¡¡it¡£
¡¡¡¡I¡¡term¡¡all¡¡subjective¡¡principles£»¡¡which¡¡are¡¡not¡¡derived¡¡from
observation¡¡of¡¡the¡¡constitution¡¡of¡¡an¡¡object£»¡¡but¡¡from¡¡the¡¡interest
which¡¡Reason¡¡has¡¡in¡¡producing¡¡a¡¡certain¡¡completeness¡¡in¡¡her
cognition¡¡of¡¡that¡¡object£»¡¡maxims¡¡of¡¡reason¡£¡¡Thus¡¡there¡¡are¡¡maxims¡¡of
speculative¡¡reason£»¡¡which¡¡are¡¡based¡¡solely¡¡upon¡¡its¡¡speculative
interes
СÌáʾ£º°´ »Ø³µ [Enter] ¼ü ·µ»ØÊéÄ¿£¬°´ ¡û ¼ü ·µ»ØÉÏÒ»Ò³£¬ °´ ¡ú ¼ü ½øÈëÏÂÒ»Ò³¡£
ÔÞÒ»ÏÂ
Ìí¼ÓÊéÇ©¼ÓÈëÊé¼Ü