Craziest Shit I've Ever Seen

 

If your eyes follow the movement of the rotating pink dot, the dots will remain only one color - pink.

However if you stare at the black “+” in the center, the moving dot turns to green. 

Now, concentrate on the black “+” in the center of the picture. 

After a short period, all the pink dots will slowly disappear, and you will only see only a single green dot rotating.

(You Might Find Yourself)