This is a quote from the book "Animal Farm" by George Orwell
...h no one would have dared to sing it aloud. It might be that their lives were hard and that not all of their hopes had been fulfilled; but they were conscious that they were not as other animals. If t hey went hungry, it was not from feeding tyrannical human beings; if they worked hard, at least they worked for themselves. No creature among them went upon two legs. No creature called any other crea ture “Master.” All animals were equal.

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