I had a fear of becoming anything a fear of becoming a specialist. I might have become a doctor but if you become a doctor that's your specialty in life and you are defined by it. One of the attractions of being a writer is that you're never a specialist. Your field is entirely open your field is the entire human condition.
Fact is famous people say fame stinks because they love it so - like a secret restaurant or holiday island they don't want the hoi polloi to get their grubby paws on.