homework: Why do people want money?

Because the money give us a lot of things. It is comfortable, happy, satisfaction of life. = Because money gives us a lot of things. It makes our lives comfortable, happy and gives us satisfaction.
If we have the money, we can do/have everything.
We can buy a our house, a car, eat things, wear things and we want to do something.
Also, when we want to something to do, we need money.
But the money is not more important than health. = But money is not as important as health.
The money can't buy our health.