He admonished that the deed of killing a person with a sword should have these two aspects, and it demonstrates the difference between Japanese Kenjutsu and the mere skill of killing a person.
兵法、すなわち人を刀で切る行為にはこの両面がないとならないと諭し、日本の剣術が殺人技法にとどまらず昇華したことを示す。