John Donne has created Metaphysical Conceit - an extended metaphor two very unlike things.
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What exactly are you trying to figure out?
Answer: The Moon appears to change shape because we see different amounts of the lit part as the Moon orbits Earth. When the Moon is between Earth and the Sun, the lit side is hidden from us. As it moves around Earth, more and more of the lit side comes into view. Then it begins to disappear again
Explanation:
Canterbury Tales is about a pilgrimage. This in and of itself addresses the importance of religion to England's society during this time. Jestice defines pilgrimages as a journey that Christians took to the tomb of a Saint. Many of those on this pilgrimage were members of the clergy.