The other day I woke up and proceeded to wash and shave. It was still a little dark, so I turned on the overhead light and was startled by the image of myself in the mirror. “Who’s that?” It flashed on me that I was staring at a mystery.
First my body. I recalled that about 95 percent of the physical universe, matter and energy, is “dark”—in short, unknown, a mystery. My second thought was that the origins of living matter is also a mystery. Then something else struck me as strange as I looked at my mirror image. My mind was invisible!