Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
Tweet: Insomniacs can't get sleep cuz they are too guilty about all the horrible shit they do. I'm a complete sociopath n sleep like a baby.
This tweet contains emotions: 
disgust