When I was living in England every day seemed like a gift, an adventure. I remember thinking to myself on several occasions, "I'm totally living the dream." This song embodies that feeling of living a dream come true, but also with the realization that it would come to an end and to make the most of each day. I still try to live by this sentiment.
Here's the link: http://www.youtube.com/watch?v=-iKAmFxwsuA