Tīng le tā de jiǎngjiě, wǒ yǒu tí hú guàn dǐng zhī gǎn.
After hearing his explanation, I felt as if I'd been struck by sudden wisdom.
Tips
history
From Gu Kuang's Tang-dynasty poem 《行路难》: 岂知灌顶有醍醐 ('who knew there is ghee to anoint the crown'). 醍醐 (purified ghee) is a Buddhist metaphor for the highest teaching; 灌顶 (anointing the crown) is a Vajrayana initiation ritual.
culture
Pure Buddhist imagery imported into everyday Chinese. Now secular — used for any 'aha' moment, from academic breakthroughs to life advice.