Value，therefore，beingtheactivefactorinsuchaprocess，andassumingatonetimetheformofmoney，atanotherthatofcommodities，butthroughallthesechangespreservingitselfandexpanding，itrequiressomeindependentform，bymeansofwhichitsidentitymayatanytimebeestablished。Andthisformitpossessesonlyintheshapeofmoney。Itisundertheformofmoneythatvaluebeginsandends，andbeginsagain，everyactofitsownspontaneousgeneration。Itbeganbybeing£100，itisnow£110，andsoon。Butthemoneyitselfisonlyoneofthetwoformsofvalue。
Unlessittakestheformofsomecommodity，itdoesnotbecomecapital。
Thereisherenoantagonism，asinthecaseofhoarding，betweenthemoneyandcommodities。Thecapitalistknowsthatallcommodities，howeverscurvytheymaylook，orhoweverbadlytheymaysmell，areinfaithandintruthmoney，inwardlycircumcisedJews，andwhatismore，awonderfulmeanswherebyoutofmoneytomakemoremoney。
Insimplecirculation，C—M—C，thevalueofcommoditiesattainedatthemostaformindependentoftheiruse—values，i。e。，theformofmoney;
butthatsamevaluenowinthecirculationM—C—M，orthecirculationofcapital，suddenlypresentsitselfasanindependentsubstance，endowedwithamotionofitsown，passingthroughalife—processofitsown，inwhichmoneyandcommoditiesaremereformswhichitassumesandcastsoffinturn。Nay，more:insteadofsimplyrepresentingtherelationsofcommodities，itentersnow，sotosay，intoprivaterelationswithitself。