To mistake the part for the whole or draw conclusions from incomplete data. This idiom comes from a story about blind men who each touch a different part of an elephant and describe the animal based only on what they felt.

a blind person on a blind horse; used to describe being in an extremely dangerous situation or acting in a way that leads to certain disaster

Literally "a blind man riding a blind horse"; used to describe someone taking blind actions or being in an extremely precarious and dangerous situation.

to draw conclusions from incomplete data or a narrow perspective; literal sense is blind people describing an elephant based on only touching one part of its body

Reading materials specifically for the blind, such as braille books, audiobooks, or raised-dot graphics

the Paralympic sport of goalball

Educational institution for students with visual impairments, focused on social adaptation and self-care skills