Acting in the same moment as the opponent, especially the instant of blade contact, based on what you feel.
Indes is the hinge of the system. It describes acting within the opponent's action rather than before or after it, most often at the instant the blades meet. tells you whether they are hard or soft in the bind; Indes is doing the right thing with that information without pausing.
Practically: if they are soft, your point goes in; if they are hard, you or go around; if they pull away, you .
Your familiarity