Reliance Industries Chairman Mukesh Ambani, in an interview with McKinsey & Company, recalled his late father and Reliance Founder Dhirubhai Ambani's advice to him. "He used to say that if you want to start a business to be a billionaire, you're an idiot," said Ambani. He added Dhirubhai told him, "You've to make sure Reliance lasts beyond you and me."