They are misleading by showing only part of the truth. Yes, IQ contributes to the successful civilization, but it is not the only factor. There's also good he

They are misleading by showing only part of the truth. Yes, IQ contributes to the successful civilization, but it is not the only factor. There's also good heart, self-discipline, empathy, sympathy, and lots more that high IQ will not guarantee and is essential for happy civilization. People with high IQ very well might be ignorant, self-focused, narcissistic, etc., and people with lesser IQ will be more good hearted, compationed, altruistic, and this might contribute more to civilization than high IQ.