Number one? Highest? I disagree with the extremes. Why wouldn't self defense be number one, in many cases/times? Why wouldn't we simply stop spending on educ

Number one? Highest? I disagree with the extremes. Why wouldn't self defense be number one, in many cases/times? Why wouldn't we simply stop spending on education at break even ROI? (to be clear that's not the same as the education creates a salary bump equal to the tuition ... there are Nth order effects of education that should be priced into my point)