《北史·列传·卷三十一》
传播礼乐的明堂，却成了荆棘茂盛的所在；弘扬德义的学校，却有牧童的踪迹。
而明堂礼乐之本，乃郁荆棘之林；胶序德义之基，空盈牧竖之迹。
The Mingtang that disseminated rituals and music became a place of dense thorns; the school that promoted morality and virtue was a place where figures of cowherds were seen.
<s>[INST] Convert the following English text into Classical Chinese: The Mingtang that disseminated rituals and music became a place of dense thorns; the school that promoted morality and virtue was a place where figures of cowherds were seen. [/INST] 而明堂礼乐之本，乃郁荆棘之林；胶序德义之基，空盈牧竖之迹。</s>
Convert the following English text into Classical Chinese: The Mingtang that disseminated rituals and music became a place of dense thorns; the school that promoted morality and virtue was a place where figures of cowherds were seen.
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而明堂礼乐之本，乃郁荆棘之林；胶序德义之基，空盈牧竖之迹。
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