Exploring why some remain sharp even as decades roll by | Hacker News

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		Exploring why some remain sharp even as decades roll by (news.harvard.edu)
		5 points by hhs on Jan 22, 2022 \| hide \| past \| favorite \| 1 comment

kleer001 on Jan 30, 2022 [–]

Gosh, I hope it's possible to maintain mental acuity by will alone.

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