I personally think that music is one of the most important thing in our life. music is a part of our life. music is completing our day. music is the most faithful best friend and music is always willing to fill your loneliness. so, music has a magical powers. i do believe that. why? here are some reasons why music is heard in everywhere and anywhere..firstly, music is a way to express our feelings. when you fall in love, heartbroken, happy, mourning, loneliness, cheerful, just all kinds of feelings can be expressed through music.besides music can express feelings, music can even change the feeling. when you are desperate and sad, and then you hear a song that is cheerful and motivate you, then you come back feeling optimistic and uplifting. how magical music is!second, music can unite people for a cause and changes the world. A song with good lyric and striking deep chord can stimulate the universal feeling of all people. We can see it in the case of the famous and legendary MJ's Heal the World. It can arouse humanism of a lot people in this world.third, as an unstable teenager, who has a lot of problems with love or lessons, you must urgently need friends to share and want to hear your story. at the moment no one can accompany you, music can replace a friend to fill the loneliness. and it was enough to work!the other reaosn as long as you know, Song can help to memorize the last experiences. A favorite song is a powerful documentary. People with Alzheimer which are impaired the brain would remember details about songs they were familiar with. For example, an elderly woman who couldn’t even remember her husband’s name would remember the details of her favorite song; when it was played, how it made her feel and things about the song that made it especially memorable for her.so, how would the world be without music, guys? it'll lonely, no colours, no cheerfullness, we need melody, songs, music!