For all his clumsiness, you could tell that he was an exceptionally intelligent man.

NEWYORKER: Pumpkin Head

When Kenneth Arrow (1972) taught my Economics 10 section at Harvard, he struck me as exceptionally intelligent.

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He grew to be an impressive young man--intelligent, articulate, judicious, persuasive, well defined but never full of himself, exceptionally attractive.

CNN: Brought up to be a good man