Whatever you do, keep breathing.
Trotting confidently across the padded floor is one of the best ways to stub your toe and be sent sprawling.
Folding one's foot in half is painful, no matter how you look at it.
Never attend the children's class.
Practice every day and the secrets of the universe will be revealed to you. Why God made ibuprophen, for instance.
Persevere. Focus on your goal. You goal is to earn the right to ditch the white martial arts costume and don the black. Remember, white makes you look fat.