1. If you cannot achieve equality of performance among people born to the same parents and raised under the same roof, how realistic is it to expect to achieve it across broader and deeper social divisions?
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2. If there is not equality of outcomes among people born to the same parents and raised under the same roof, why should equality of outcomes be expected—or assumed—when conditions are not nearly so comparable?
https://www.aei.org/publication/quotations-of-the-day-on-equality-of-outcomes/