
Robert Herjavec, celebrated entrepreneur and "Shark Tank" investor, has launched a new YouTube series, Things I Learned from a Billionaire to Become a Billionaire, where he shares valuable lessons he gained from his mentor, fellow "Shark Tank" star Mark Cuban. While Herjavec humorously admits he's "not quite a billionaire"—except perhaps in Australia—the series showcases how Cuban's insights have transformed Herjavec's approach to life and business. Here are ten impactful lessons Herjavec learned from Cuban, the maverick billionaire and Dallas Mavericks owner, who recently sold half of his NBA team for $2 billion.