This still really doesn't shed light on anything. Of course chi is internal, it's just the definition of what it is. (as far as I know)
(To me, this topic has great meaning. To advance my training eventually to a superior level, would I have to train my technique and attributes in a superior way? to eventually = know myself. Or to "know myself", would I have to believe in the existence of chi and harness its grasp?
I'm evidently inclined to look at "chi" as I do religion. If you believe in it, it can have some psychological benefits, but it takes a real disciplined mind as far as spirituality goes. I really believe in yoga stretching, and being calm and all that, but to dub something past a state of mind goes sort of past my limits. And I'm not looking to start a war, just figured I should say where I was coming from, and why I asked.
Is it really just a unison of a mental/physical state of the human anatomy that allows for perfect fighting? Almost like lightening in a bottle, good days and bad days.
Or is it an actual internal flow of energy that can be controlled to deliver more work output.
Sure, he says move like water, but that seems to indicate a sense of loose comfortableness. I would just think for a man who trained as much as he did and achieved the speed and strength that he did, I wouldn't be surprised if he took a more western approach by looking at it scientifically.
Muscles, heart, brain, neurons, adequate sleep etc.
The better these elements are, the better the overall output; all this, while keeping relaxed, which allows for deception, quick mobility, and great power.