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The violent attack that turned a man into a maths genius
- wombatmobile 6y agoThe Visions of Sane Persons - Francis Galton, 1881 http://galton.org/essays/1880-1889/galton-1881-fort-rev-visions-sane-persons.pdf http://galton.org/essays/1880-1889/galton-1881-fort-rev-visi...