Attaining the core essence of our art begins with the paring away of unessentials to reach a base state of personal spiritual purity, and culminates in the ability to move freely without defilement between the polar realms of brightness and darkness, as necessitated by the scheme of totality.
"It is easy to kill someone with a slash of a sword. It is hard to be impossible for others to cut down" - Yagyu Munenori