【铁杵成针】〖ti ch chéng zhn〗[An iron pestle can be ground down to a needle -- perseverance will prevail; Little strokes fell great oaks; Long, persistent practice makes perfect]

铁板注脚拟诗典，

杵臼之交汉英翻。

成仁取义凝中外，

针芥相投大同寰。