Firstly, money has already become a core value. Who told you that you can't but happiness for money? You can eat your favorite food, relax and just stay happy. Do you have a terrible disease, but also you have money? No problem, go and pay for your treatment.
Secondly, Unfortunately, money has become an indicator of social status. Therefore, the more money you have, the better you will be treated.
Thirdly, thanks to money, many opportunities open up, so in your life you can see a lot of interesting things.
