Please analyze the tweet "Day 3 of #harvest16 - listening to the sound of the chopper working it's way closer to home at @mountaindairy makes me #happy. #farm365" and classify its emotional content. Choose from the following emotions: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If no emotions are detected, respond with "neutral or no emotion".
joy, love, optimism