 And they got to know if they don't improve, they're going to go. And they don't go in one day and they don't go with a Donald Trump TV show. You're fired. They go with a careful discussion. And this is a very complicated thing. And you have to treat it with great care to preserve the dignity on both sides. Our guest today is Jack Welch, legendary chairman and CEO of General Electric. Jack, you've got a background in chemical engineering. So how did you transition and learn the business of business?