The melancholy science from which I make this offering to my friend relates to a region that from time immemorial was regarded as the true field of philosophy, but which, since the latter's conversion into method, has lapsed into intellectual neglect, sententious whimsy, and finally oblivion.

乳制品行业必须发展以满足消费者需求和环境挑战。

市场永远在变，唯一不变的是变化本身。

译文：上面的官吏廉洁，民间的风俗也会随之改变。