topposingforcesthatflowinanaturalcycle,alwaysseekingbalance.Thoughtheyareopposing,theyarenotinoppositiontooneanother.AspartoftheTao,theyaremerelytwoaspectsofasinglereality.Eachcontainstheseedoftheother,whichiswhyweseeablackspotofYininthewhiteYangandviceversa.eeachotherthroughtheconstantflowoftheuniverse.Thesymbolisavisualdepictionoftheintertwineddualityofallthingsinnature,acommonthemein Taoism.ItisbelievedtobederivedfromtheTaijitu (DiagramoftheUltimatePower).plementaryoppositeswithinagreaterwhole.Everythinghasbothyinandyangaspects,althoughyinoryangelementsmaymanifestmorestronglyindifferentobjectsoratdifferenttimes.Yinyangconstantlyinteracts,neverexistinginabsolutestasis.Theconceptofyinandyangisoftensymbolizedbyvariousformsofthe Taijitu symbol,forwhichitisprobablybestknowninwesterncultures.