Bernard Morin, a successful topologist who was part of the team that exhibited the first sphere eversion, was blind since age 6.
Pretty incredible to do this sort of stuff with no visual aids at all.
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I wanted to end the first sentence with an exclamation point, but I just know you smartasses would have gone "DURRR blind since age 720?? Wow he really lived a long time"
@ayegill i am very normal. i can be trusted around numbers followed by exclamation marks.