I'd love to hear the whole song ingame as the world as we know it is destroyed *o*
It's such a beautiful and awesome song, and it's also great because it has softer parts and also epic parts.

About listening to the song outside of the game..
This video also shows some nice FFXIV cutscenes and has the official lyrics:
http://www.youtube.com/watch?v=JxQIc...ure=plpp_video