You spell certain words so as not to wake up your character.
You spend the day working alone, and you have two major fights with other people… in your head.
You read your early-published stuff and want to throttle your younger self.
You can’t write the story on deadline because this other story is SO LOUD.
You were depressed for two weeks after one of your characters died.
You worry about the ethics of your two most-messed-up characters having kids… then dip into the kids’ time to make sure they’re okay.
You check on your friends in several worlds, as you’re falling asleep.
You have to tell yourself not to make your trip to Walmart a “better story” by adding an alien attack in the produce section, when you tell your spouse you couldn’t find his/her brand of shampoo.
Your characters harass you, late at night.
You have to remind yourself not to stay in your fictional worlds – because they’re more interesting and more fun than the real one.
You have a feeling if you didn’t write stories, you’d be in a straight jacket.
You forget you’re driving and end up 100 miles away, because you were working out a thorny plot problem.
You worry because you discover a movie uses something like your book’s plot, and you worry people will think you took it from the movie… which didn’t come out until the book was published.
You think up ten ways of murdering people with a coffee cup, first thing in the morning.
You start asking your husband to call your character then realize this is not possible.
You’re not absolutely sure how many kids you have, because you made one up years ago. What if the universes get confused?
You often yell at the sky (or the ceiling) “What made You think that was a good plot twist?”
But the number one reason you might be a writer is that you’re reading this instead of writing…
Now go write (but leave us your contributions.)