By Peter Weiss
Blind since birth, Marie-Laure Martin had always thought that candle flames were big balls of fire. The 39-year-old woman couldn’t see the flames themselves, but she could sense the candle’s aura of heat.
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Last October, she saw a candle flame for the first time. She was stunned by how small it actually was and how it danced. There’s a second marvel here: She saw it all with her tongue.