I needed an audiobook for the car, and I'm so glad I picked this and it was my first Rainbow Rowell book. If I'd been reading the print book, I would have written down a million quotes about quiet, anxious Cath's first year at college and her shifting relationship with her sister and the books she loved as a child. The wonderful details really made this book sparkle. 
 I remembered these quotes enough to look them up: 
 (view spoiler)["Knowing they were in the same city again made the missing him flare up inside her. In her stomach. Why were people always going on and on about the heart? Almost everything Levi happened in Cath's stomach." 
 "I don't have to forgive you," Cath said. "It's not like that with you. You're just in with me. Always. No matter what happens." (hide spoiler)]