In 1995, Jeff Bezos persuaded his siblings, Mark and Christina, to invest $10,000 each in his small online bookstore, Amazon. Despite skepticism, they took the risk. When Amazon went public in 1997, their investment grew to $15.5 million, and today, it's potentially worth $1.5 billion. This story highlights the massive rewards of believing in a bold vision and questions whether others would have taken the same leap of faith.