Seconded - Tai Chi is amazing. I used to do it when I was much younger, and I like to think it's the reason I have such good balance, and I stay coordinated whe

Seconded - Tai Chi is amazing. I used to do it when I was much younger, and I like to think it's the reason I have such good balance, and I stay coordinated when drunk. :) I've been looking at starting up again. Anyone have any recommendations for a good teacher in San Francisco?