If you have discover to live in the moment and start to act with your heart, you'll love this movie and understand the intent behind it fully... But if you are not yet able to open your heart and share what you have inside, feelings, thoughts, what you have been sad about etc... then you'll not like this movie. It encourages you to appreciate, love, see the good side of life and be realistic at the same time...
Anyhow, watch it... It will help...