Read the passage from "christabel."

no doubt, she hath a vision sweet.
what if her guardian spirit 'twere,
what if she knew her mother near?
but this she knows, in joys and woes,
that saints will aid if men will call:
for the blue sky bends over all!

which line from the passage best summarizes the theme of the passage?

no doubt, she hath a vision sweet.
what if her guardian spirit 'twere,
what if she knew her mother near?
that saints will aid if men will call:

That saints will aid if men will call.

In this passage, the character is conflicted about something. We can see this because of the description of "in joys and woes." We also know that the she feels fragile, as she is thinking about her guardian spirit and her mother. It is likely that she feels she needs help. However, the final lines state that the thing that matters the most is that she knows that saints will always help those who call them. The main idea of the passage is that she is not alone, and she eventually realizes it.