Is “Depicted as dull and weak, tricked by Zhuge Liang over Jingzhou” true?

novel invention

In official history, Lu Su was a tough diplomat who went alone to meet Guan Yu at the meeting, not the loyal and simple man in the novel who was manipulated by Zhuge Liang.

Lu Su

In official history, he was a far-sighted and brilliant strategist, but in the novel he is reduced to a simple and dull mediator.

Other claims about Lu Su