When you circle around your opponent, most of the time you will move away from your opponent's back arm. This way, his back arm can't reach you. You only have to deal with his leading arm.
In this clip, he circles in both direction. For what reason that you will circle toward your opponent's back arm? Your thought?
In this clip, he circles in both direction. For what reason that you will circle toward your opponent's back arm? Your thought?