Virgin; Steven Lawton/FilmMagic/Getty
For Mavericks owner Mark Cuban it was selling garbage bags. For Berkshire Hathaway CEO Warren Buffett it was knocking on doors and selling packs of gum. For "Shark Tank" icon Daymond John it was a matter of re-purposing pencils for girls he had a crush on.
Looking into how these legends got started reveals a lot about the personalities of the people who create extreme wealth.
Let's get to the stories.