1. the title imply that even though you are going through hard times (the "blue sky" part) you can still look forward to something better (the "waiting tomorrow" part). In other words, things will get better eventually!
2. The purpose of the composer is to create an emotional response from his audience. He wants them to feel something when they hear his music. This can be done by using certain techniques such as repetition, harmony, melody, rhythm, etc. In this case, he uses these techniques to express how he feels about love.
3. This song is written for anyone who is living under the cloud of depression. Even if they are depressed, they can still find hope in the fact that "the sun is sure to shine." There is always hope in the future! They should remember that they're still alive and they've got more than one day left on Earth. And even though things may seem hopeless now, they shouldn't lose hope because there is a bright side to their lives - the sun will shine again some time soon.
4. The message is about how people can get along even though they are different from each other. They should not let differences separate them because they have something more important than anything else - love.
5. This song makes me want to hold my loved ones close. I also feel as if the song is about love itself. And everything else that comes along with it. Love can mean so many things but at the end of the day, it's still what keeps us together no matter how hard we try to keep our distance from each other.
