Market Price and the Fool’s Game 

The reason why a mirror only switches your image left to right and not also up and down is an illusive property of optics. Optically, the image appears as if you somehow walked around to the back of the mirror to face it again. 
But rarely do we ask ourselves questions like these. Normally we just take it for granted. 
To understand price in today’s world is, ultimately, about understanding price mechanism.