Analyze the tweet "What u do wen ur love cheats on u ? Wen thy don't understand the emotions behind the anger, the constant waiting.. what u do ? @ritujai18874" 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, pessimism, sadness