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: Trying to make a #better_world is #depressing when it's a #failure -__-
This tweet contains emotions: 
anger, pessimism, sadness