" Raven heard a crunch. “Maddie!” said Raven. “You’re not supposed to eat the stone.” “Why not?” said Maddie. “It’s delightfully crunchy.” “How do you even do that?” Raven asked. “I mean, it’s a rock.” Maddie shrugged. “Sometimes things aren’t impossible the first time I try, because I don’t know they’re impossible yet. I probably couldn’t do it again, though. "

― Shannon Hale , The Storybook of Legends (Ever After High, #1)