Even in articles which appear at first glance to serve for pure ostentation only, it is always possible to detect the presence of some, at least ostensible, useful purpose; and on the other hand, even in special machinery and tools contrived for some particular industrial process, as well as in the rudest appliances of human industry, the traces of conspicuous waste, or at least of the habit of ostentation, usually become evident on a close scrutiny.

It would be hazardous to assert that a useful purpose is ever absent from the utility of any article or of any service, however obviously its prime purpose and chief element is conspicuous waste; and it would be only less hazardous to assert of any primarily useful product that the element of waste is in no way concerned in its value, immediately or remotely..