Task: Analyze the tweet's emotional connotations and classify it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best portray the tweeter's mental state.
Tweet: What do you get when you cross an #apple tree and a #pine tree? 🍎🌲\nNothing. You can't cross-pollinate #deciduous and #coniferous #trees.
This tweet contains emotions: 
anticipation, optimism