I didn't know MDD was a thing the first time I consciously decided to daydream. I was in elementary school and I'd been having problems falling asleep. I'd initially tried to think of a black hole that would swallow me up, hoping that sleep would take me like that black hole. It didn't really work. So I started reading the Harry Potter series before I went to bed, reading until I got sleepy, just like I'd seen my mom do before she went to bed. That just kept me up later because I didn't want…