久病成疾久病成医
[jiŭ bìng chéng jí jiŭ bìng chéng yī]
Translates to 'Long illness forms sickness; long illness makes doctor'. There is a saying that 'those suffering prolonged illness tend to become their own physician', suggesting resilience and self-reliance after enduring difficulties. It reflects on someone gaining profound medical knowledge or self-healing capabilities out of prolonged illness, implying strength developed through struggle.