Task: Categorize the tweet's emotional tone as either 'neutral or no emotion' or identify the presence of one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: From My head to think it was better but obviously it's not #relapse #sadness #sickness #madness #misunderstanding
This tweet contains emotions: 
anger, disgust, pessimism, sadness