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