By knowing things that exist, you can know that which does not exist.

Do nothing which is of no use.

Cutting down the enemy is the way of strategy, and there is no need for many refinements of it.

There are many ways of understanding simple things, but generally the opposite is true for difficult ideas

It may seem difficult at first, but everything is difficult at first.

The primary thing when you take a sword in your hands is your intention to cut the enemy, whatever the means. Whenever you parry, hit, spring, strike or touch the enemy's cutting sword, you must cut the enemy in the same movement. It is essential to attain this. If you think only of hitting, springing, striking or touching the enemy, you will not be able actually to cut him.

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.