▁per ception ▁or ▁conscious ness , ▁and ▁there ▁are ▁pre - sens ual , ▁pre - cons cious ▁experiences ▁from ▁which ▁conscious ness ▁and ▁per ception ▁derive . ▁ ▁The ▁mot if ▁of ▁rel ational ism ▁refers ▁to ▁both ▁experiences ▁and ▁relationships . ▁Hum ans ▁experience ▁things ▁and ▁also ▁experience ▁the ▁relationship ▁between ▁things . ▁The ▁mot if ▁of ▁process ▁means ▁that ▁all ▁time , ▁history ▁and ▁change ▁are ▁in ▁a ▁dynamic ▁evolution ary ▁process . ▁The ▁final ▁mot if ▁of ▁events ▁refers ▁to ▁all ▁the ▁units ▁( organ ic ▁and ▁in organ ic ) ▁of ▁the ▁world . ▁ ▁While ▁Hart sh or ne ▁acknowled ges ▁the ▁importance ▁of ▁White head ▁on ▁his ▁own ▁ideas , ▁many ▁of ▁the ▁elements ▁of ▁his ▁philosophy ▁are ▁evident ▁in ▁his ▁dis sert ation , ▁written ▁in ▁ 1 9 2 3 , ▁prior ▁to ▁his ▁encounter ▁with ▁White head . ▁Moreover , ▁Hart sh or ne ▁was ▁not ▁always ▁in ▁agreement ▁with ▁White head , ▁especially ▁on ▁the ▁nature ▁of ▁possibility . ▁White head ▁constru ed ▁the ▁real m ▁of ▁possibilities ▁in ▁terms ▁of ▁what ▁he ▁called ▁E ternal ▁Object s . ▁Hart sh or ne ▁was ▁never ▁happy ▁with ▁this ▁way ▁of ▁speaking ▁and ▁followed ▁Pe ir ce ▁in ▁thinking ▁of ▁the ▁real m ▁of ▁possibility ▁as ▁a ▁continu um ▁which , ▁by ▁definition , ▁has ▁no ▁least ▁member ▁and ▁which ▁can ▁be ▁" cut " ▁in ▁infinitely ▁many ▁ways . ▁De finite ▁qual ities , ▁for ▁example , ▁a ▁particular ▁sh ade ▁of