能克服一切困难。金石，金属与石头，指坚硬之物any difficulty can be overcome by sincere devotion; metal and stone can be cracked open

• 精诚所至，金石为开。半个世纪的执着追求，终于让黄忠金梦想成真。

  Whole-hearted dedication can move mountains. After half a century of pursuit, Huang Zhongjin's dream finally comes true.

• 刘经理多次拜访，请求徐老出山，终于精诚所至金石为开，徐老答应出山了。

  Manager Liu made several visits to ask Xu Lao to take a government post and in the end his faith moved mountains and Xu Lao accepted.