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: Tonight my top delight was a Skein of Geese flying about 1 foot above me as I swam in #Windermere. Breeze dropped &amp; it became like glass.
This tweet contains emotions: 
joy, optimism, trust