Callisto and the Book of the Sky

‘ D o you want to read a story?’ ‘I didn’t bring one with me, daddy. I left them all at home.’ ‘We’ll find something. Come on…’ ‘We’re going to find a story in the forest?’ ‘Absolutely! The glades in the forest are full of stories. ‘OK, let’s go. But let me get my torch from the tent. It’s night and there’s no moon. How will we read without any light?’ ‘No! Don’t get the torch. The story we are looking for doesn’t need light. To be pre- cise, the less light there is, the clearer it will be.’ ‘I have no idea what you’re talking about.’