If you do not let go of thinking about forms, you will not understand what I am showing.
Any place we can breathe, we can do Ninjutsu.
Forget your sadness, anger, grudges and hatred. Let them pass like smoke caught in a breeze. Do not indulge yourself in such feelings.
Budo is simply the study of the best ways to kill.
The first priority to the ninja is to win without fighting.
Learning a technique is not an end in itself, it merely indicates where you need to start.