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: Overwhelming sadness.  This too shall pass. #lost #lonley #startingover
This tweet contains emotions: 
disgust, pessimism, sadness