Check out this post by Caroline Ross on her Great River Tai Chi Blog.
I fully agree that Tai Chi is experiential. Words and Videos can only touch, for the most part, the surface. I love the line that says " Corrections are made by smiles and nods as the connection between one's hand and another person changes ". How you approach Tai Chi is a reflection of your psyche and hard work born of inspiration and passion.
Read the post here.
After that, go to her Drawing website carolineross.co.uk