Many color-blind people do not discover they are color blind until teenage years (or even later). You can live without realizing you're different even when peop

Many color-blind people do not discover they are color blind until teenage years (or even later). You can live without realizing you're different even when people use different words that to them seem to be describing the same thing. I recommend reading the classic The Man Who Mistook His Wife for a Hat by Oliver Sacks to learn about the variety of ways brains can malfunction without people ever noticing. For example seeing only the right-side of the world (and, for example, when asked to draw a clock, drawing half a circle and putting all 12 numbers on it without any concern the object is incomplete). https://en.wikipedia.org/wiki/The_Man_Who_Mistook_His_Wife_for_a_Hat https://en.wikipedia.org/wiki/The_Man_Who_Mistook_His_Wife_f...