《仪礼·士冠礼》
极尽孝友之道，定可永久安保。 
孝友时格，永乃保之。 
To the utmost he practices the virtue of filial piety and friendship towards the end of realizing preservation in perpetuity.
<s>[INST] Translate the following Classical Chinese text into modern Chinese: 孝友时格，永乃保之。  [/INST] 极尽孝友之道，定可永久安保。 </s>
Translate the following Classical Chinese text into modern Chinese: 孝友时格，永乃保之。
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极尽孝友之道，定可永久安保。
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