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: Chris would take full responsibility and would want us all to rejoice in the memories we all had with him.
This tweet contains emotions: 
joy, love, optimism, trust