Language is not just a tool for communication, but also a vessel for thought.

注释：恭敬、节俭、谦逊、守礼，这样才能自我坚守。深谋远虑，这样才能避免困厄。亲近仁德之士、结交正直之人，这样才能在危难时得到帮助。

在观察的领域中，机遇只偏爱那种有准备的头脑。

不了解儿子就看和儿子交往的朋友，就清楚了；不了解君主就看看君主身边的人，就明白了。

"We are all prisoners of our own memories, and the key to freedom lies in understanding them."