Billionaire investor Ray Dalio has had a passion for investing since he was a boy. Growing up on Long Island in the early 1960s, Dalio bought his first stock at age 12. He used the money he earned as a caddy to invest in Northeast Airlines, the only company he knew of that was selling for less than $5 per share. Don’t Miss: Why Silicon Valley Elites Are Betting On This Startups Vision For Re-Uniting American Families Although his strategy was naive, Dalio tripled his money because of a lucky mer