You can only remember 4 things at a time.
31
Every workday, 6.7 million people commute to Manhattan!
26
City dwellers have longer, thicker, denser nose hairs than country folks do.
48
People with blue eyes are better able to see in the dark.
153
People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
278
Two in five people in the world marry their first love.
270
Yawns are more contagious among people with closer relationships.
163