"If, then, it be a degrading occupation to kill animals, how can the habit of eating them be other than degrading ? If we condemn the ignorant and brutal butcher who supplies the flesh, how can we acquit the refined ladies and gentlemen who demand it? Thoughtlessness alone enables people to endure such a system. From infancy they are taught to ignore what " meat " really is ; until they hardly think of oxen and sheep in connection with beef and mutton."
January 1, 1970
https://en.wikiquote.org/wiki/A_Plea_for_Vegetarianism_and_Other_Essays