For the tweet "Yesterday , on 21 Sept. 2016 , i installed a new stratagem including audacity by rejoicing at Harbour tower,i will tenaciously follow up up.", classify the emotional tone using the following list: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If no emotion is discernible, state "neutral or no emotion".
joy, optimism