Task: Determine the prevailing emotional tone of the tweet, categorizing 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 most accurately represent the tweeter's mental state.
Tweet: @thixotropic No. Was so sudden. Hasn't sunk in yet. With Leo I knew it was coming.
This tweet contains emotions: 
surprise