I think Sally Rooney is not yet thirty, and I'm exasperated that she is already as wise as she is. Some lingering thoughts from "Normal People": *Rooney understands--and many writers don't really get this--that a maker of fiction needs to raise questions. That's all. The storyteller's job isn't to answer questions, just to raise them. So, for example: Rooney's protagonist, a novelist and a Marxist, wonders what the real point of fiction-writing is. Is it really worthwhile to give someone (often a wealthy person) a brief imaginary emotional experience? Are there better things to do with one's energy? This question is raised, and then it haunts you. Period. *Rooney resists explanations and happy endings. We understand that there is substantial trauma in Marianne's family; we know people are unwell, despite all the money in this family. (And isn't that just like life? Money is nice, but it won't always protect you.) But we never really...