Mark Cuban told PEOPLE his eight rules for a successful career and personal life while revealing his biggest purchases and his motto in life. The 'Shark Tank' star also said half of his billions is due to "luck," but the other half is from hard work.
https://people.com/mark-cuban-is-not-a-big-spender-but-splurged-on-this…


Mark Cuban Reveals He's 'Not a Big Spender' — But Did Splurge on This When He First 'Made Money' (Exclusive)