A human can be healthy without killing animals for food. Therefore if he eats meat he participates in taking animal life merely for the sake of his appetite.
—Leo Tolstoy
metonymy
A figure of speech in which one word is substituted for another with which it is closely associated. For example, in the expression The pen is mightier than the sword, the word pen is used for "the written word," and sword is used for "military power."