Fixed formation is bad. Study this well.
To become the enemy, see yourself as the enemy of the enemy
If you fail to take advantage of your enemies' collapse, they may recover.
All things entail rising and falling timing. You must be able to discern this.
The ultimate aim of martial arts is not having to use them
The Way of the warrior does not include other ways, such as Confucianism, Buddhism, certain traditions, artistic accomplishments, and dancing. But even though these are not part of the Way, if you know the Way broadly, you will see it in everything.