Task: Categorize the tweet's emotional expression, classifying 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 reflect the tweeter's state of mind.
Tweet: @bkero @whispersystems Which really sucks because typing on a mobile device is always horrible and I hate it.
This tweet contains emotions: 
anger, disgust, fear, sadness