Therearemanywaysofdefiningsuccess.Itisaccuratetosaythateachofushasourownideasofsuccesstotheextentthateachofusisresponsibleforsettingourowngoalsanddeterminingwhetherwehavemetthesegoalssatisfactorily.Beca

　　Therearemanywaysofdefiningsuccess.Itisaccuratetosaythateachofushasourownideasofsuccesstotheextentthateachofusisresponsibleforsettingourowngoalsanddeterminingwhetherwehavemetthesegoalssatisfactorily.Becauseeachofuspossessesuniquedifferencesingeneticabilityandfavorableenvironmentsinwhichtoexpresstheseabilitiesitisnecessarilytruethatwemustdefinesuccessbroadly.

　　Forsomepeople，simplybeingabletolivetheirlifewiththeleastmiseryandsufferingsisconsideredasuccess.Thinkofthepeaceofmindofthepoorshepherdwhotendshissheepenjoyshissimplelifewithhisfamilyinthebeautyofnatureandwhoisrespectedbecausehedoesagoodjobofachievingthegoalsexpectedofhimandacceptedbyhisfamilyandhissociety.Ontheotherhanditseemsthateventhoughsomepeopleappeartoberichinmaterialpossessionsmanyofthemseemtobemiserableandconsiderthemselvesunsuccessfulwhenjudgedbytheirownstandardsofsuccess.Becausenotallventurescanbesuccessfuloneshouldnotsetunrealisticgoalsforachievingsuccessbutifonehasself-confidenceitwouldbeunfortunatetosetone'sgoalsattoolowalevelofachievement.

　　Awisemanoncesaidtoayoungmanwhowasexperiencingfrustration(挫折）withhisownprofessionalsuccess“Youdonothavetosetyourgoaltoreachthemooninordertohavesuccessintraveling.Sometimesonecanbeverysuccessfulmerelybytakingawalkintheparkorridingthesubwaydowntown”Themanadded"Youhavenotreallyfailedandspoiledyourchancesforsuccessuntilyouhavebeenunsuccessfulatsomethingyoureallylike，andtowhichyouhavegivenyourbesteffort.”

　　28.Somerichpeopleconsiderthemselvesunsuccessfulbecause______.

　　A.theirlifeisbusyandmiserable

　　B.theyarenotrichinmaterialpossessions

　　C.theysettheirgoalsattoolowalevel

　　D.theyhaven'treachedtheirownstandards

　　29.Fromthelastparagraphwecantellthat______.

　　A.successmeansachievinggreatgoals

　　B.successcomesfromgreatgoalsetting

　　C.successmeanseffortsandfavoritespayoff

　　D.successhasnothingtodowiththedistanceofyourtravel

　　30.Thepurposeofthepassageis______.