He says, "I believe in the practice and philosophy of what we have agreed to call magic, in what I must call the evocation of spirits, though I do not know what they are."

他说我相信我们所称作的,关于魔法的实践和哲学，我认为那是对灵魂的召唤，尽管我并不知道它们是什么“

耶鲁公开课 - 现代诗歌课程节选

Here, the gold and silver apples are specifically alchemical symbols of body and soul, and a kind of mystical image of earthly paradise.

这里银苹果金苹果具体指,身体和灵魂魔法上的象征，是古时天堂的一种形象。

耶鲁公开课 - 现代诗歌课程节选