[…] The Silver-Eyed Prince listens carefully. He asks questions. Soon, he […] draw[s] a symbol you can't look at. But it's too late, because you looked before you knew, and now it's dancing on the back of your eyeballs, scorching your brain -
You are using a stick to draw patterns in the gravel, trying to explain vectors and directions, […] But the Prince is wilfully refusing to understand. […] Soon, it begins to rain, and your carefully-drawn patterns are smudged away.