“It was challenging for me coming from the disciplined, highly process-oriented ExxonMobil Corporation… to go to work for a man who is pretty undisciplined, doesn’t like to read, doesn’t like to read briefing reports, doesn’t like to get the details of a lot of things,” he continued. “But rather just kind of says, ‘Look this is what I believe and you can try to convince me otherwise,’ but most of the time you’re not going to do that.”