"It's kind of miserable. It was about seeing my ex-girlfriend on the Underground in London with her new man, who I didn't know existed. She and I caught eyes and lived a lifetime in that moment, but didn't do anything about it and haven't seen each other since."
http://en.wikipedia.org/wiki/You%27re_Beautiful

http://www.youtube.com/watch?v=e0fc52gf5s4