"There is scientific evidence that shows if we move the muscles in a way that you would when you feel joyful, literally making the face of being happy, you create those emotions in your body," he said. "And we talk to ourselves more than we talk to other people. The thoughts that we have running through are brain are critical. If you are thinking 'I can't do this. They won't listen to me,' your body will shut down. You will have a hard time breathing, and you will feel faint. Connect to your core beliefs — those things that excite you and pull you forward, 'I have something to offer here. This will benefit them.'"