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

This is the one thing God says, "Don't do this! You can have everything else in this garden," Presumably, even, you can eat of the tree of life, right?

这是上帝所说的一件事，“不要吃这个，你可享用园子中其他任何东西“,我们猜想，你甚至能吃生命树，对吧？

耶鲁公开课 - 旧约导论课程节选