We select our furniture to serve as visible symbols of our taste, wealth, and social position. We often choose our residences on the basis of a feeli… - S. I. Hayakawa

The process by means of which human beings can arbitrarily make certan things stand for other things may be called the symbolic process. Whenever two or more human beings can communicate with each other, they can, by agreement, make anything stand for anything. For example, here are two symbols: X Y We can agree to let X stand for buttons and Y for bows; then we can freely change our agreement and let X stand for [...] North Korea, and Y for South Korea. We are, as human beings, uniquely free to manufacture and manipulate and assign values to our symbols as we please. Indeed, we can go further by making symbols that stand for symbols. [...] This freedom to create symbols of any assigned value and to create symbols that stand for symbols is essential to what we call the symbolic process.

What we call things and where we draw the line between one class of things and another depend upon the interests we have and the purposes of the classification. For example, animals are classified in one way by the meat industry, in a different way by the leather industry, in another different way by the fur industry, and in a still different way by the biologist. None of these classifications is any more final than any of the others; each of them is useful for its purpose.

Whether he realizes it or not, however, Mr. Mets is affected every hour of his life not only by the words he hears and uses, but also by his unconscious assumptions about language. [...] Such unconscious assumptions determine the effect that words have on him -- which in turn determines the way he acts, whether wisely or foolishly. Words -- the way he uses them and the way he takes them when spoken by others -- largely shape his beliefs, his prejudices, his ideals, his aspirations. They constitute the moral and intellectual atmosphere in which he lives -- in short, his semantic environment.