Task: Analyze the tweet's sentiment and assign it to either 'neutral or no emotion' or one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: @nigeriaLNG @TonyAttah #lestweforget 3 yrs on, 2013 Graduate Trainee recruitment not concluded. #disappointed #weary however  #wewait
This tweet contains emotions: 
disgust, sadness