You’ve determined that a certain event must take place in your story, a situation to be progressed and turned. How to write a scene of insightful emotions? You could ask: How should someone take this action? But that leads to clichés and moralizing. Or you could ask: How might someone do this? But that leads to writing “cute”—clever but dishonest. Or: “If my character were in these circumstances, what would he do?” But that puts you at a distance, picturing your character walking the stage of his life, guessing at his emotions, and guesses are invariably clichés.