feeligs feelings every where??????????

i am confused are feeling more important than needs,intially i used to think eveythng sells due to need/neccesity, but when i am looking frm professional point of view regarding marketing i can see feeling everywhere,every advertisement is feeling,most of the costly product sells due to feeling?what abt food even that is feelig not neccessity,oh my good,people eat to feel good,people wear to feel good,people live to feel good....i don,t knw feeling is selling everywhere.does whole marketing lies on the concept of feeeeellllliiinnngggg??????????????