Between 2007 and 2012, Bill Gates gave away $28 billion; saving 6 million lives.
34
Yu Youzhen, a Chinese millionaire, works as a street sweeper for the sanitation department to set an example for her children.
11
Shakira has been making music for more than 23 years, can play the guitar, drums, percussion, and harmonica, speaks 7 different languages, is the founder of a charity called Pies Descalzos, and is a goodwill ambassador for UNICEF.
30
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34