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: TheNiceBot: melbjs ;) Here is a smile and a wink from across the web. #TheNiceBot
This tweet contains emotions: 
joy, optimism