I do believe that in order to be a successful negotiator that as a diplomat, you have to be able to put yourself into the other person's shoes. Unless you can understand what is motivating them, you are never going to be able to figure out how to solve a particular problem.
In fiction, plenty do the job of conveying information, rousing suspense, painting characters, enabling them to speak. But only certain sentences breathe and shift about, like live matter in soil.