I don't think they made the claim that only 1% of people are happy, but 1% are "propagandists" as defined by having carved out protections for themselves. Which

I don't think they made the claim that only 1% of people are happy, but 1% are "propagandists" as defined by having carved out protections for themselves. Which sort of carries weight if looking at wealth distribution of the global economy and discounting the likelihood of people having a fulfilling life below the top 1% wealth level. But it's silly to discount that 99% of the population in my opinion.