Determine the emotional tone of the following tweet: "Brb, going 2 start killing random white people going about their normal days. Don't worry though i'm white, so they will safely apprehend me". 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".
anger, anticipation, disgust, sadness