It Human Mentality that human being always search for a thing that is not made for him.In belief that might be one day its mine.But in that process he loss their previous time.
It's true. When I heard this quote years before, I don't know what really felt in my mind- a feeling of true inspiration and a thought to forget every bad things in life.
I have quoted a story some what related to this, in 'Food of thought' thread . I think you should go through the story, 'Butterfly and the flower'
http://www.boddunan.com/forum/5-the-lounge/176905-food-for-thought.html?limit=15&start=15