So perhaps the best form of life would be not immortality; I think that would be not particularly desirable.

所以生命的最好形式,并不是永生;,那并非十分诱人。

耶鲁公开课 - 死亡课程节选

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

First it may be that Adam and Eve had access to this tree up to that point. As long as their will conformed to the will of God there was no danger to their going on eternally, being immortal.

第一，亚当和夏娃很有可能，可以接近生命树,只要他们遵从上帝的旨意,此时的永生，是没有威胁的。

耶鲁公开课 - 旧约导论课程节选