Virgil alludes to just this passage in Homer when he describes the entrance of a whole crowd of people in to the underworld as "the falling of leaves in the early frost of autumn."

维吉尔只是在荷马中影射了这点,他描述了通往人群拥挤的地狱的入口,如同“在深秋严寒中无情飘落的叶子“

耶鲁公开课 - 弥尔顿课程节选

But as the foreign slave trade was closed off, for a whole variety of reasons, only one of which was that there was this passage, sort of a vow, in the original Constitution that the question would be re-visited in 20 years, and 1808 was 20 years.

但随着海外奴隶交易,基于多种原因被封闭之后,这段只提到其中一个原因,是由于最初的宪法契约,这个问题要追溯到二十年前,内战开始前20年即1808年

耶鲁公开课 - 美国内战与重建课程节选