August 22, 2016
Here’s one of my favorite jokes. An older fish meets a group of young fish and asks, “How’s the water?” To which, the young fish respond, “What the heck is water?” While it may not make you laugh, the point is important. We tend to tune out things that are right in front of us. This phenomenon is aptly called a blind spot. Most people are unaware of their own punctum caecum (the large physiological blind spot in our field of vision).