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: #depressed Today was bitter sweet watching all the kids go back to school made me really miss my babies. I'm so broke #backtoschool2017
This tweet contains emotions: 
pessimism, sadness