Proofofthismarketingaxiomcanbefoundbysimplylookingatadvertisementsfromaroundtheworld.Peoplefeaturedinadvertisementsarealmostalwaysgood-looking,healthyandphysicallyfit.Marketersaresavvyenough,andenoughmarketresearchhasproventhat,consumersaremotivatedtobuybyadvertisementsfeaturingattractivemodels.Evenadvertisementsthatareaimedattheolderpeopleofapopulationwillfeatureattractiveolderpeople.Althoughtherehasbeensomecriticismabouttheeffectofshowingonly"beautifulpeople"onthegeneralpopulation,particularlyonyoungwomen,advertisersknowthatbeautysells.Butwhetherthispracticemakespeoplefeelbetteraboutthemselvesdependsontheindividualandiscertainlyopentodebate.