《宋书·列传·卷五十二》
如今他既然已失败过一次，不应该再叫他立功勋。 
今既已丧败，不宜复使立功。 
Seeing as he has failed once already, he should not be allowed to attempt to do meritorious things again.
<s>[INST] Kindly elucidate the central themes in this passage in English: 今既已丧败，不宜复使立功。  [/INST] Seeing as he has failed once already, he should not be allowed to attempt to do meritorious things again.</s>
Kindly elucidate the central themes in this passage in English: 今既已丧败，不宜复使立功。
user
Seeing as he has failed once already, he should not be allowed to attempt to do meritorious things again.
assistant