《宋史·列传·卷一百五十六》
 如今天下的费用最重而且应当节省的，就是军费。
今天下之费最重而当省者，兵也。
Currently, the most important expense for the empire and the one that should be reduced is the military expenditure.
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 今天下之费最重而当省者，兵也。 [/INST] Currently, the most important expense for the empire and the one that should be reduced is the military expenditure.</s>
Identify the key themes in this Classical Chinese text and explain them in English: 今天下之费最重而当省者，兵也。
user
Currently, the most important expense for the empire and the one that should be reduced is the military expenditure.
assistant