Yíng de guāngmáng suī xiǎo, què zhàoliàng le hēi'àn.
Though the firefly's light is small, it illuminates the darkness.
Tips
culture
萤 (fireflies) hold a special place in Chinese poetry and culture, symbolizing perseverance under hardship. The idiom 聚萤映雪 (jù yíng yìng xuě, 'collecting fireflies and reading by snow') describes studying under difficult conditions.