My research leads me inescapably to the opinion that the major cause of the American Negro's intellectual and social deficits is hereditary and racial genetic in origin and thus not remediable to a major degree by practical improvements in environment. (William Shockley)

My research leads me inescapably to the opinion that the major cause of the American Negro's intellectual and social deficits is hereditary and racial genetic in origin and thus not remediable to a major degree by practical improvements in environment.

William Shockley

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