Someone usually with completely different ideas compared with anyone else.
After being spoken to by a musician, it is usual to stare blankly for a few minutes, comprehending quite what the person in question was talking about.
Usually have a strong sense of will - "Yes, I may be living off the state right now, but give it a month and I will be a major musician, internationally famous"
One day I will no longer need to work, because I will be famous