In the twilight of the Western Jin dynasty, when barbarian armies were swallowing the northern territories and the court was paralyzed by corruption, two young men shared a room in the city of Luoyang. Their names were Zu Ti and Liu Kun.
One night, deep in darkness, a rooster crowed. Most people would roll over and go back to sleep — it was still hours before dawn. But Zu Ti sat up, kicked Liu Kun awake, and said: "This is not an evil omen. It is a call to rise."
The two men grabbed their swords, went out into the cold courtyard, and began to practice swordplay under the stars. Night after night, they rose at the rooster's call. While others slept, they trained — building strength, sharpening their skills, preparing their bodies and minds for the battles they knew were coming.
When the northern territories fell and the court retreated south, Zu Ti gathered a volunteer army and crossed the Yangtze River. He fought to reclaim the lost lands, battling the barbarian forces with a ferocity born of years of midnight training. He recovered territory that the empire had written off as lost.
The phrase "闻鸡起舞" (rising at the rooster's call, dancing with swords) became an idiom for self-discipline and the determination to prepare oneself for a great purpose — even when the world around you sleeps.
祖逖与司空刘琨俱为州主簿，情好绸缪，共被同寝。中夜闻荒鸡鸣，蹴琨觉曰：「此非恶声也。」因起舞。
及渡江，左丞相睿以为军咨祭酒。逖居京口，纠合骁健，言于睿曰：「晋室之乱，非上无道而下怨叛也。由宗室争权，自相鱼肉，遂使戎狄乘隙，毒流中原。今遗民既遭残贼，人思自奋。大王诚能发威命将，使若逖等统之以复中原，郡国豪杰必有望风响应者矣。」
睿素无北伐之志，以逖为奋威将军、豫州刺史，给千人禀，布三千匹，不给铠仗，使自招募。逖将其部曲百余家渡江，中流击楫而誓曰：「祖逖不能清中原而复济者，有如大江！」辞色壮烈，众皆慨叹。
祖逖与司空刘琨俱为州主簿，情好绸缪，共被同寝。中夜闻荒鸡鸣，蹴琨觉曰：「此非恶声也。」因起舞。
及渡江，中流击楫而誓曰：「祖逖不能清中原而复济者，有如大江！」
Reflection & Analysis · 寓意解读
Core Wisdom
The rooster crows for everyone. But only those who rise in the darkness are ready when dawn comes. Preparation is not punishment — it is the privilege of those who have a purpose.
What makes this story remarkable is not the sword practice — it is the framing. Zu Ti does not say "this is a bad omen" or "what an annoyance." He says: "This is not an evil sound." He reframes the interruption as an invitation. The rooster's crow becomes a call to destiny.
The image of two young men practicing swords under the stars, while a dying empire sleeps, is one of the most powerful in Chinese literary history. It captures the essence of zì lǜ (自律, self-discipline) — not as punishment, but as preparation for a purpose larger than oneself.
Zu Ti's later crossing of the Yangtze — striking his oar against the side of the boat and swearing not to return until the Central Plains were liberated — gave rise to another idiom: "中流击楫" (striking the oar in midstream). Together, these two phrases form a portrait of the ideal Chinese hero: disciplined in private, courageous in public, and unwavering in purpose.