It's about how he hates everything, and lived his life to fast. He knows it has been his own choise and won't blame anyone else. He know he has made mistakes but he will get trough it and he wants to start a new life, knowing thinking about the things he failed at won't help him.
Look at me now I'm on the tracks
With my back towards the last train leaving town
I think this means he wanted to leave, but decides he will stay. The last train leaving town means this was his only change to leave.
It's about how he hates everything, and lived his life to fast. He knows it has been his own choise and won't blame anyone else. He know he has made mistakes but he will get trough it and he wants to start a new life, knowing thinking about the things he failed at won't help him.
Look at me now I'm on the tracks With my back towards the last train leaving town
I think this means he wanted to leave, but decides he will stay. The last train leaving town means this was his only change to leave.