Do you remember how, as a child, you could throw some boards on the ground and dictate a new reality? “The dirt is lava. The boards are the only safe way across.” Kids can instantly imagine a new setting. They make up the rules. The world becomes what they mutually agree it will be. The tree is safe. The sidewalk is enemy territory. If you were my student I’d tell you a secret that Barry Hannah told me: “Readers love that shit.”

Consider This: Moments...