If you look at the above images from your seat in front of the computer, Mr. Angry is on the left, and Miss Calm is on the right.
Now, get up from your seat, and move back about 10-12 feet. What do you see? If you're having trouble, try double-clicking on the image to view it at full size.
This illusion was created by Phillippe G.Schyns and Aude Oliva of the University of Glasgow.
"The intuitive mind is a sacred gift and the rational mind is a faithful servant. We have created a society that honours the servant and has forgotten the gift." --Albert Einstein