have a thought."
"This is so crazy, it might work. Why don't we..."
"I've got it!"
You can find endless variations on the "eureka" moment in books, television, movies, and media of all types. You know the scene: the proverbial light goes on over someone's head and he comes up with the idea that saves the day. This moment is a staple in storytelling of all kinds—fiction and non—and probably has been since cave dwellers took charred sticks and started drawing pictures on the walls of their homes. Invariably, the pivotal (and correct) idea comes at just the right moment to save the day (win the girl, repel the invaders, be awarded the account, save the farm...).