Several months ago, the Handel and Haydn Society performed Mozart's Requiem at Symphony Hall in Boston. It was a beautiful performance and there are those moments when music just has such a profound impact on someone that they can't help but express what they feel about it.
It was then that Ronan Mattin, a 9-year-old boy, exclaimed "Wow!" with such enthusiasm to show how much awe he felt. Listen to the audio of the concert here and read more about the story of Ronan here.
(Image credit: Sam Brewer)