What price your dreams?

I received the following email from a fan called Sophie. I know I posted on a similar subject not too long ago, but felt it worthy of commenting again, since I'm sure it's something that many of you reading this have had to or will have to deal with at some point (maybe even several points) in your life:

I'm pretty sure at some point in your life you had to make a choice between following your dreams or not. I'm 16 and I want to be a musician. I love music, it can change my mood completely...