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: .@marcorubio mentions his high school-aged daughters, 'should be a joyous occasion' when they go to college, not bring 'fear,' 'trepidation'
This tweet contains emotions: 
fear, joy, optimism