Idioms describing different things.

Dissolve one hundred schools: expel: give up. Originally refers to the rejection of hundred schools of thought's miscellaneous sayings, specifically promoting Confucianism. It is also a metaphor that only needs one form, and no other forms are needed.

Standby: prepare for emergency use, not for the time being.

Ice and charcoal are self-evident, and cold and hot are self-evident: a sincere metaphor needs no confession, but must be expressed in action.

I don't know: divination, expectation. You don't need divination to know. It means knowing without predicting.

Cai Cai: Cai Cai: The same as "turtle" refers to divination. You don't need divination to know good or bad. This metaphor is very obvious.

Don't wait for the tortoise: tortoise: yarrow and tortoise shell were used to predict good or bad luck in ancient times. You can decide without divination. The metaphor is obvious and very clear.

Don't attack yourself: pull: break. It will burst automatically without being attacked. Describe the plot and argument, and you can't stand the rebuttal.

I believe there is no command: command: command; Letter: convinced. It doesn't take repeated orders to make them obey.

Come uninvited: you don't have to invite yourself. More refers to uninvited guests.

No talent: talent: a metaphor for scheming. Treat people sincerely and frankly.

Self-evident: clear: clear. You don't need to explain, you already understand.

Keep your word: in the past, it meant that a gentleman could gain the trust of others without saying a word. Describe high prestige.

Needless to say: Yu: in the old days, it was a proclamation and an instruction that pointed up and down. You can understand without talking. The description is obvious.

It goes without saying: Yu: Yes, yes. You can understand without talking. The description is obvious.

Just don't take medicine: just don't take medicine when you are sick.