The Light At the End of the Tunnel

They told me that There is light at the End of the tunnel. They told me that I Do not lose my hope. That there is light- Somewhere at the end- Yet they did not say The tunnel Would be like this. So long and so dark Is it even a tunnel? I don’t know anymore If I am going forward Or back Where I came from? What if I see a light? And I'm at the beginning Of it all...