Our Good Works and Degrees of Reward and Punishment (3)

In the previous two articles, I have begun to respond to a letter from Laurel Lotterman in which she asked the following questions: If our good works profit us nothing, then why do we believe that there will be different levels in heaven? What kind of levels are the levels of heaven? If heaven is perfect and we are perfectly happy, will the people in levels higher than us be more happy, or more perfect? If all sins are equal, why are there different levels of hell? (or aren’t there?) In my...