
It is extremely shocking to be bitten by a dog that you usually take care of and love. This metaphorically refers to being unexpectedly betrayed or mistreated by subordinates whom you have specially cared for and nurtured.

Unlike unreliable verbal promises, something written on paper remains as unchanging evidence for the future. It is a lesson to securely obtain written documentation.

"Kaikiranshin refers to strange phenomena, strong power, disruption of reason, and supernatural beings. These are things that cannot be explained by reason. A gentleman does not speak of such matters. This is a statement made by Confucius's disciples regarding his attitude. It is also used to imply that uncertain or dubious matters should not be mentioned."

It's an expression that means to spur a running horse to go even faster, adding strength to increase the momentum when there is already energy.

It means that if one speaks behind someone's back, even the king is not exempt from criticism. No one is immune to gossip.

When you find yourself in a difficult situation, others will not come near, and no one can be relied upon; in the end, the only one you can depend on is yourself.

The richer one becomes, the more greedy and stingy they tend to be, holding back their resources. These are the words of irony and mockery from those who have nothing.

The richer a person becomes, the more stingy and filthy they become with money, like an ashtray filled with cigarette butts.

It pretends to sell good items on the surface, but in reality, it sells inferior products. There is a gap between appearance and reality.

The revival of something that has once declined.

Beauty is merely skin deep.

Prefer certainty over uncertainty.

Those with power can control the situation.