The Happy Pig Theory

Human = eat + sleep + work + enjoy
Pigs = eat + sleep

Hence, Human = Pigs + work + enjoy
in other words, human who don't know how to enjoy = pigs

Men = eat + sleep + earn money
Pigs = eat + sleep
Hence, Men = Pigs + earn money
So, Men - earn money = pigs
In other words, men that don't earn money = pigs

Women = eat + sleep + spend
Pigs = eat + sleep
Hence, Women = Pigs + spend
So, Women - spend = pigs
In other words, women that don't spend = pigs
In other words,