Usain Bolt's journey can serve as a lesson for any ambitious person.

1986: Born August 21 in Trelawny, Jamaica. 2002: At the age of 15 Bolt wins gold in the 200m and silver in both the 4x100m and 4x400m relays at the 2002 World Junior Championships in Kingston. 2003: ...

The 100-meter dash is over in a flash, but so much goes on in those 10 seconds (or 9.58 seconds, if you're Usain Bolt).

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