Golf Swing Instructor - Is That Going to Lead to Better Ball Flight?

"I was never, you know, in the last eight to 10 years, I haven't really looked at my golf swing or thought about those mechanics. So when people talk to me about that stuff like across the line or the takeaway and all that stuff, I'm like, first of all, I just don't know the answer because I'm out of swing instructor," says Rory McIlroy. "And this is where you need an instructor or you need to have the knowledge at least of if I'm going to try to influence an impact thing."