" Be boring, knowing everything. You have to give all that stuff up if you're going to muck about here.'

'So you used to know everything?'

She wrinkled her nose. 'Everybody did. I told you. It's nothing special, knowing how things work. And you really do have t give it all up if you want to play.'

'To play what?'

'This,' she said. She waved at the house and the sky and the impossible full moon and the skeins and shawls and clusters of bright stars. "

― Neil Gaiman , The Ocean at the End of the Lane