Task: Determine the prevailing emotional tone of the tweet, categorizing it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that most accurately represent the tweeter's mental state.
Tweet: @mar_de_palabras But I do think we need to experience a bit madness &amp; despair too. This is the stuff that makes us human.
This tweet contains emotions: 
optimism