Ko'di

Ko'di is the void or oneness which warriors use to focus their concentration.

References

NS,Ch1 � When a Tairen messenger arrogantly insults Lan he uses ko'di to keep his temper under control.
NS,Ch16 - Lan focuses on ko'di when he is attacked.
NS,Ch22 � When Edeyn summons Lan to her rooms he assumes ko'di to calm himself.
TEotW,Ch13 - When Lan begins teaching the boys how to fight, he is surprises when Rand recognizes the concentration technique of ko'di as the technique that Tam taught him.