Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: @TiganVarcolac &lt; feel this precious pleasure. 'Harder..' He whispered almost breathless and his index finger stroked along his waistband &gt;
This tweet contains emotions: 
joy, optimism