When someone is giving you his opinion, you should receive it with deep gratitude even though it is worthless. If you don't, he will not tell you the things that he has seen and heard about you again.

It is difficult for a fool's habits to change to selflessness.

If you are slain in battle, you should be resolved to have your corpse facing the enemy.

If a warrior is not unattached to life and death, he will be of no use whatsoever. The saying that “All abilities come from one mind” sounds as though it has to do with sentient matters, but it is in fact a matter of being unattached to life and death. With such non-attachment one can accomplish any feat.

All abilities come from one mind

A samurai will use a toothpick even though he has not eaten. Inside the skin of a dog, outside the hide of a tiger.

Sincerity does not only complete the self; it is the means by which all things are completed. As the self is completed, there is human-heartedness; as things are completed, there is wisdom. This is the virtue of one’s character, and the Way of joining the internal and external. Thus, when we use this, everything is correct.