Task: Assess the emotional content of the tweet and classify it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best represent the tweeter's mental state.
Tweet: Today I answered a call from a college rep who didn't realize I did, and I got to hear part of his lively debate about if evolution is real.
This tweet contains emotions: 
joy