A Neat Optical Trick
1. Relax and concentrate on the 4 small dots in the middle of the picture for about 40 seconds.
2. Then, take a look at a wall near your (any smooth, single-colored surface).
3. You will see a circle of light developing.
4. Start blinking your eyes a couple of times and you will see a figure emerging.
5. What do you see? Or, Who do you see?