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I feel a profound sense of sadness over the lost dog.
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I feel a profound sense of sadness over the end of the holiday.
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I feel a profound sense of sadness over the broken window.
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I feel a profound sense of sadness over my friend leaving.
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I feel a profound sense of sadness over the sad news.
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I feel a profound sense of sadness over the closure of the local library.
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I feel a profound sense of sadness over the loss of a great mentor.
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I feel a profound sense of sadness over the damage caused by the storm.
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I feel a profound sense of sadness over the misunderstanding between us.
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I feel a profound sense of sadness over how quickly time is passing.
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I feel a profound sense of sadness over the gradual erosion of cultural heritage.
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I feel a profound sense of sadness over the missed opportunities for peace.
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I feel a profound sense of sadness over the collective apathy regarding poverty.
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I feel a profound sense of sadness over the tragic disintegration of the ecosystem.
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I feel a profound sense of sadness over the unfulfilled potential of our youth.