Yu Youzhen, a Chinese millionaire, works as a street sweeper for the sanitation department to set an example for her children.
11
Females learn to talk earlier, use sentences earlier, and learn to read more quickly than males.
119
The world's shortest man measures only 21.5 inches.
73
47% of people have a nightmare at least once a month.
186
Men fall in love faster than women do.
32
Infants spend more time dreaming than adults do.
102
Children laugh about 400 times a day, while adults laugh on average only 15 times a day.
973