Analyze the tweet "Retweeted Dr. Rand Paul (@RandPaul):\n\nStop fueling a Middle East arms race and worsening an already horrific refugee crisis in Yemen." and indicate which emotions from the list (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) are expressed. If no emotions are found, answer with "neutral or no emotion".
anger, disgust, fear, sadness