Seriously, I've never seen such acrimony about points of doctrine as in the internal arts, be they Chinese or Japanese. Brings to mind a recent aikido event when an aikido teacher got out of line with another teacher, doing something rude, and the 2nd grabbed him by the throat, throttling him against the wall, and someone came running across the mat, yelling, "You can't do that!. This is a friendship seminar!!!!"
That is truly funny.
The whole post was masterful, and suggests an outline for another book . . . HIPS 2: Love Handles