Well balanced posture of exertion during movement constantly Continuity between near all out and
“Well-balanced posture of exertion during movement, constantly. Continuity between near all-out and near all-loose.”
Lee, Bruce. Tao of Jeet Kune Do. Black Belt Communications, 2011, loc. 26.
This is not merely the posture of your muscles, but their posture in relation to distance.