Task: Assess the emotional content of the tweet and classify it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best represent the tweeter's mental state.
Tweet: @VivienLloyd Thank you so much! Just home - stunned but so happy. Don't think it has sunk in yet! Wow.
This tweet contains emotions: 
joy, optimism