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: When you saw a t-shirt with the phrase 'My mind is a dangerous place to be' and you would like to buy, but in Italy don't sell it. #sadness
This tweet contains emotions: 
sadness