The Golden Path by The Chemical Brothers.
This song is just so SAD!
https://www.youtube.com/watch?v=jTqwe57ObFo
Everytime I watch it the plight of this poor guy always gets to me.
To me it's a good way of addressing mental illness and clinical depression-this guy's spirit has been worn down so much he escapes into fantasy just to get away from the soul-crushing tedium of his life.