Changing the Perception of Blindness: One Conversation at a Time by David Steinmetz

“Our perception of the world around us not only comes from our senses, but is also influenced by our expectations. These expectations or “prior beliefs,” are generally derived from family values, cultural norms and our past experiences.”

https://www.yourvalley.net/stories/steinmetz-changing-the-perception-of-blindness-one-conversation-at-a-time,276795