Cognitive ability one SD above mean filters out 92% of population. Narcissism must be optimal to drive ambition without biasing work like ethnonarcissism on racial issues. Mental instability curvilinearly aids creativity up to a point. Openness and conscientiousness linearly boost eminence. Incentives like funding and ideologies distort integrity away from truth. Knowledge of heredity essential for analyzing race, crime, immigration. Redpill acceptance risks overdose into false conspiracies. High-IQ sample still filters 99.9% by laziness, occupational choices, fame-chasing. Racial hereditarianism endorsed by just 5% of Americans, rarer among intellectuals. US has about 900 great intellectuals from 258 million adults. Great thinkers worth 1000 average grifters in value.