Susan is a flight attendant for a large airline. She exclusively works a long flight from Chicago to Vienna, and is expected to constantly maintain a positive attitude no matter what situation arises. Over the years, Susan has noticed that when dealing with Americans, their emotions tend to run higher in stressful situations, as opposed to Austrian passengers who tend to be more reserved in stressful or unhappy situations, and she often feels frustrated. If Susan wants to reduce the amount of psychological damage caused by the emotional dissonance her job creates, she should