"But what if I don't know all the moves?"
- our son, getting changed into uniform before his first karate lesson ever, furiously firing off combinations of kicks he's been working on in his free time and growing concerned that he may not have every karate move in existence already figured out.
Who knows? Maybe your instructor will teach you some things you didn't know before.
It's hard to let go of stuff you think you already know when you're trying to learn something new. But it kinda helps. I'm planning to learn that life lesson sometime soon too.
How to gracefully deal with someone sitting on your book while reading.