...in comparison, if those are some of your favorite luxuries that you can enjoy today as an average American [although, I don't think a "poor" American can enjoy all that you've listed], then just imagine having the very best luxuries in the entire world 500 years ago [I tried to think in those terms for this exercise]
Well, a poor American could have most of those things...maybe they would only get to use a swimming pool instead of owning one but what were the best luxuries 500 years ago? Grapes? Ok, maybe I get my idea of that time period from movies but I wasn't there