Dr. Grumpy: "Okay, hold your hands out in front, like this... now close your eyes... good, now open your eyes, and tap your right fingers like this... okay, now your left fingers..."
Out of the corner of my eye I notice Mrs. Patient doing the same things I'm asking her husband to do.
Dr. Grumpy: "Ma'am, why are you doing that?"
Mrs. Patient: "Just practicing, in case I ever need to see a neurologist."