'Shark Tank' investor Robert Herjavec explains why you should be wary of all business advice

People have a tendency to make legends out of highly successful businesspeople, thinking they must know something deep and insightful to get to the top. Yet this is a dangerous mindset to have, said "Shark Tank" investor Robert Herjavec. Business Insider recently spoke with the cyber security entrepreneur at a press conference for Deluxe's entrepreneur initiative, Small Business Revolution. "You know, people always ask that question: 'What's the one piece of advice that changes everything?'" H...