You seem to know a lot about it," she said. "And you do subtleties." "Yeah. Like I've always wanted to destroy the Nine Worlds while committing suicide." "Well, there's no need to be rude," protested Sif.
I can write absolutely anywhere. All I need is a laptop.
You don't write because someone sets assignments! You write because you need to write, or because you hope someone will listen or because writing will mend something broken inside you or bring something back to life.