 This is NPR's Life Kit. I'm Marielle Segarra. I want to talk about something that I've always found kind of wild. Every night, bedtime rolls around, right? We close our eyes, and then we go on adventures in our brains. Alice Robb is a journalist and the author of the book Why We Dream. It's an altered state. I mean, it's like being on drugs. Yeah, dreaming is trippy as hell.