A count of 43? Sure you're a champion! I’ve no doubt you’ll still be entertaining and enlightening us in twenty years’ time. I have a friend of ninety-seven who’s sharp as a tack and hilarious with it.
As for Tai Chi, I gave it a go about five years ago. Much as I hate to let anything defeat me, I simply couldn’t get the movements right. I was equally hopeless at dancing and aerobics.