It can, if you use it wisely. It's just not that you eat the money yourself, you apply it to things you want to do. That could be buying guitars, or it could be setting up solar panels in Ghana. There's a lot of things you can do with money.
No, you cannot make the comparison between having money and not having money if you have never not had money. If you have always had money, you have never known the difficulty of living without it.