Weapons are ominous tools. They are not the noble ruler's tools. He only uses them when he can't avoid it.

I observe myself and I come to know others.

Conduct your triumph as a funeral.

Once upon a time a man whose ax was missing suspected his neighbor's son. The boy walked like a thief, looked like a thief and spoke like a thief. But the man found his ax while digging in the valley, and the next time he saw his neighbor's son, the boy walked, looked and spoke like any other child.

The usefulness of a pot comes from its emptiness.

To understand the limitation of things, desire them.

Nothing and no one in the world is valuable or worthless.