It is an awesome exercise, So glad to see that you want to learn Tai Chi exercise now a day's. Tai Chi and Qigong exercises are more likely to each other. I was learning and doing this exercise past few years. This exercise is really very good. I have learned from the best Master Andrew Kenneth Fretwell and he taught me the best and the easy way of This Exercise. Here is the link Tai Chi and Qigong where I found the Master Andrew Kennet Fretwell. If you have any problem then Receive a free 30 min audio talk and powerful qigong meditation.