The founders of Apple, Steven P. Jobs and Steve Wozniak the first small-sized computer from broken machines when they were 23 broken in the garage of their home . Mark Zuckerberg founded Facebook in 2004 when he was a college student and he was 20 years old. Gregory Smith, is the founder of "International Association of Advocates for Youth" and he ,s now 22 years old. All people given the oppor...