Some writers can only deal with childhood experience because it's complete. For another kind of writer life goes on and he's able to keep processing that as well.
I'd like to believe an accumulation of experience has made me a sort of a grown-up person so I can have judgment and taste and whatever.
Next Article
I remember when I was 33 or 34 it was devastating because I realized I wasn't a kid anymore. The great thing about 40 was that I really felt like I had life experience and knew what I was doing now.