《元史·列传·卷七十六》
致和元年，拜集贤侍读学士，因年老有病辞职。
致和元年，拜集贤侍读学士，以老疾辞。
Year one of  Zhihe, appointed Ji xian attendant  academician, resigned due to age and illness.
<s>[INST] Kindly elucidate the central themes in this passage in English: 致和元年，拜集贤侍读学士，以老疾辞。 [/INST] Year one of  Zhihe, appointed Ji xian attendant  academician, resigned due to age and illness.</s>
Kindly elucidate the central themes in this passage in English: 致和元年，拜集贤侍读学士，以老疾辞。
user
Year one of  Zhihe, appointed Ji xian attendant  academician, resigned due to age and illness.
assistant