Second of all the motif of guards who block access to the tree of life suggests that no humans have access to immortality and the pursuit of immortality is futile.

第二点，那些阻止人类接近生命树的守卫,暗示着，任何人类关于永生的尝试,最后都是徒劳一场。

耶鲁公开课 - 旧约导论课程节选

That belief in Christ is to some a matter of life and death has been a stumbling block for readers who would prefer to think it a matter of no great consequence.

有些读者认为,对基督的信仰是关乎生死的大事,这对于那些对基督教,不以为然的人是一个障碍。

耶鲁公开课 - 1945年后的美国小说课程节选