As a martial artist who performed at many tournaments and demos, I can say that confidence in your performance directly affects your outcome.
You can make mistakes, but if you recover and continue with confidence, many people may not even notice. Training teaches students to keep going even when everything is not perfect.
Confidence is built through preparation, experience, and willingness to take action. The dojo gives students a place to practice all three.
Every class gives students a chance to learn, attempt, adjust, and grow stronger.