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: @faye_catherine happy anger sad melancholy confusion #woodspurge
This tweet contains emotions: 
anger, disgust, pessimism, sadness