I don't like to get too specific about lyrics. It places limitations on them, and spoils the listeners' interpretation.
In a decaying society, art, if it is truthful, must also reflect decay. And unless it wants to break faith with its social function, art must show the world as changeable. And help to change it.
Once I got to high school and auditioned for a play and got in, I thought this was really what I was looking for. Once that had got cleared up, from 13 on, that was it.