Determine the emotional tone of the following 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". Use the provided emotions: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. Respond with the emotions you identify or "neutral or no emotion".
sadness