《太平广记·卷一百四十四·征应十》
就呈送给王哲看，王哲认为是那些奴仆不愿干活的借口，就自己研磨那石子，但那红笔的字迹就象石纹一样磨不掉，王哲很讨厌它。
乃呈哲。哲意家人惰于畚锸，自磨，朱深若石脉。哲甚恶之。
They presented it to Wang Zephyr. Wang believed it was an excuse for the servants to shirk their work. He started to grind the stone himself, but the characters were as deep as stone veins and could not be removed. Wang was very annoyed by it.