How Braille was invented | Moments of Vision 9 - Jessica Oreck

482,298 views ・ 2017-03-07

TED-Ed


Please double-click on the English subtitles below to play the video.

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In a Moment of Vision...
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Early 1800s.
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It's the middle of the Napoleonic Wars in the middle of Europe,
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and it's the middle of the night.
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One Captain Charles Barbier of Napoleon's army
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is trying to relay a message to one of his troops.
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But sending written communications to the front lines
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can be deadly for the recipient.
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Lighting a candle to read the missive can give away their positions to the enemy.
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In a moment of vision,
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Barbier pokes a series of holes into a sheet of a paper with his blade,
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creating a coded message that can be deciphered by fingertip,
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even in the pitch black.
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The merits of his so-called night writing are never acknowledged by the military,
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but in 1821, Barbier approaches the Royal Institute for Blind Youth in Paris
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in the hopes that they might find a use
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for his innovative, new communication method.
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There, a precocious teen by the name of Louis Braille does just that.
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Louis spends the next several years improving on Barbier's idea,
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creating an organized alphabet fitting into a six dot standardized cell.
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The system catches on.
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Today, Braille is the universally accepted system of writing for the blind,
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adapted for more than 130 languages.
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