No one—'present writer' included—thought the plan would work. [=no one, including me, thought the plan would work]
She is promoting her latest movie, which 'the present writer' has not yet seen. [=which I have not yet seen]
They identified the 'writer' of the mysterious letter.
(..) and what you want, the less you let... things upset you. I just don't know what I'm supposed to be. You know? I tried being a writer, but... I hate what I write. And I tried taking pictures, but they're so mediocre, you know. Every girl goes through a photography phase. You know, like horses? (..)2003 Lost in Translation