How were the pigs selfish/What showed they are overpriviledged than others?? Provide evidence from text and elaborate

Pigs in general

Comrades!' he cried. You do not imagine, I hope, that we pigs are doing this in a spirit of selfishness and privilege? Many of us actually dislike milk and apples. I dislike them myself. Our sole object in taking these things is to preserve our health. Milk and apples (this has been proved by Science, comrades) contain substances absolutely necessary to the well-being of a pig. We pigs are brainworkers."