Task: Evaluate the tweet for emotional cues 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 indicate the tweeter's state of mind.
Tweet: @leighsteinberg April 25th, 2010 for me. Keep up the good work!! #sober #prouder
This tweet contains emotions: 
joy, optimism, trust