The only real tangible thing is IQ
Look at how much work that sentence is doing! Damn, you just shut down several entire categories of science and culture devoted to understanding what intelligence is in all its complex varieties of form, well done!
I never said I thought everything was ok? My point is that things are not ok for reasons that have nothing to do with people being too stupid, it is a lazy lament with no foundation in reality in terms of describing why people are suffering.