Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
Tweet: lost 11 lbs since I got married (eating healthy) &amp; ive gone from a 9:47 mile to a 8:50 mile in 2 weeks. #areyousureimagedout #fitness
This tweet contains emotions: 
joy, optimism