Posted on March 10th, 2012 by Caron.
Do you remember those multicolored pictures that used to appear in the comic pages of the newspaper every Sunday?
They were comprised of many shapes and hues which seemed to make no sense. The instructions, as I recall, were to relax your vision so that instead of looking at the surface of the picture, you looked either past it, or in front of it. That relaxation allowed you to suddenly see an image which lurked beneath…it might be dinosaurs, or a face, or a pair of bicycles.
How I struggled with those pictures! I would stare at them for hours, trying to see the hidden shapes. Then a friend, or perhaps my sister, would come along and say, instantly, “Oh wow – a monkey!!”
Similarly, I remember hearing the (sometimes disputed, but revealing) story of how a chemist