Fitness inequality is acceptable. It is perfectly fine to wear tight workout sweats to show the world that pilates have given you buns of steel. These sorts of displays are welcomed as evidence of your commendable self-discipline and reproductive merit.

Moral fitness inequality is unacceptable. It is out of bounds to boast of your superior chastity, integrity, honor or honesty. Instead, one must respect the fact that we are all morally equal, though our behavior and ethical tastes may differ.

Sports inequality is acceptable. It is normal to wear a Yankees jersey, an L.S.U. T-shirt or the emblem of any big budget team. The fact that your favorite sports franchise regularly grounds opponents into dust is a signal of your overall prowess.

Church inequality is unacceptable. It would be uncouth to wear a Baptist or Catholic or Jewish jersey to signal that people of your faith are closer to God. It is wrong to look down on other faiths on the grounds that their creeds are erroneous.

Income inequality is acceptable. If you are a star baseball player, it is socially acceptable to sell your services for $25 million per year (after all, you have to do what’s best for your family). If you are a star C.E.O., it’s no longer quite polite to receive an $18 million compensation package, but everybody who can still does it