比喻世上有本事的人很多，不要张扬，要谨慎行事there are many skilled people in the world, so one should be modest and circumspect; there are people other than these people, and a sky outside this sky

• 要明白“人外有人，天外有天”的道理，懂得谦虚使人进步，骄傲使人落后。

  One must understand the truth that there are many skilled people in the world and learn that modesty helps one progress while pride comes before a fall.

• 人外有人，天外有天，强中自有强中手。

  There are people other than these people, a sky outside this sky, and people stronger than the strong.