Task: Analyze the tweet's emotional connotations and classify it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best portray the tweeter's mental state.
Tweet: Part of debunking #panic is the idea that either a physical symptom, negative thought, or a behavior begins the vicious cycle. #CBTWORKS
This tweet contains emotions: 
fear