Sometimes fear can take over and the nerves of competition get the best of you. In life and in sports, nervousness management and anxiety control can be key factors to success. You can take the approach you're going to thrive under pressure and make the nerves your friend as opposed to a foe.
UFC welterweight Stephen Thompson has used his Karate background in the physical and mental plane in MMA. He has used the technique in the cage and used the mindset of discipline of mind outside the cage. That mental aptitude allows him to successful make nerves work for him as opposed to bring him down.