Because I was giving this some thought the other day, I sat down and wrote out all my monthly responsibilities to see just what I was paying for (and in turn, working for).

因为有一天我对这个问题做了一些思考，我坐了下来，把自己每月所有的职责写了下来，看看我每月都在为什么而支付(反过来说，为了什么而工作)。