How people from 1st world country be miserable?

Like i'm from thirld world country with minimum salary 300$/month so i can't buy iPhone,Playstation,Nintendo game,the school quality is shit,No supermarket/club near me,No Car(people here mostly use motorcycle that dangerous), The heat is high(Tropical)meanwhile Air Conditioner is expensive, that the reason i'm miserable.So what your reason of become miserable??