The simile isn't telling us that Satan's spear is as small as a wand because what we have is a syllogism here.

这个比喻并不是在提醒我们撒旦的长矛像棍子一样小,因为我们在这儿有一个演绎推理。

耶鲁公开课 - 弥尔顿课程节选

As he puts it, there's a famous syllogism that people learn in their logic classes from Aristotle.

他的说法是，人们在亚里士多德的,逻辑课堂上学到一个著名的推论。

耶鲁公开课 - 死亡课程节选