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: omg so grateful to have an education but ive been back at school for 2 (two) days and my back hurts, im exhausted and breaking out already 😍
This tweet contains emotions: 
joy, love