有一世家子,颇能文,初赴童试讫(qì),父令诵文,谓必首选,及揭案竟不录。父怪之,以让县尹。尹检视原卷,则是用墨淡如薄雾,乍有乍无,不可辨识。父回家怒,罚其子跪于阶下,厉声责问。对曰:“只因考场中没得童子在傍代我磨墨,只就黑砚抻(chēn)写,所以淡了。”——清·石成金《笑得好》 Have a family, quite able to text, begin to go to the child test finished, father order recite the text, that must be the first choice, and the uncovered case actually did not record. Father strange, so that county Yin. Yin examines the original volume, is uses the ink to be like the mist, at first glance no, can not distinguish. Father went home angry, fine his knees in the order, sharply blame. On the said: “only because the examination room no boy in the next generation I Mo ink, only written on black ink (chēn), so light. ” - Qing Shi Chengjin “laugh well”