卷上 商容--高士传.
<p> 商容,不知何许人也。有疾,<a href="/Book?Bookes=%e8%80%81%e5%ad%90">老子</a>曰:“先生无遗教以告弟子乎?”容曰:“将语子。过故乡而下车,知之乎?”<a href="/Book?Bookes=%e8%80%81%e5%ad%90">老子</a>曰:“非谓不忘故耶?”容曰:“过乔木而趋,知之乎?”<a href="/Book?Bookes=%e8%80%81%e5%ad%90">老子</a>曰:“非谓其敬老耶?”容张口曰:“吾舌存乎?”曰:“存。”曰:“吾齿存乎?”曰:“亡。”“知之乎?”<a href="/Book?Bookes=%e8%80%81%e5%ad%90">老子</a>曰:“非谓其刚亡而弱存乎?”容曰:“嘻!天下事尽矣。”</p>