It's more compact than saying: - "middle- and upper-classes taken together" - "people earning over $80k unless they're filing jointly or have 3+ kids" - "let

It's more compact than saying: - "middle- and upper-classes taken together" - "people earning over $80k unless they're filing jointly or have 3+ kids" - "let all the shallow people against the poor reveal their true colors if they really want to jump to conclusions"